20218496848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2357}}^1$

素因数の和:2501

約数の個数: 160

約数和(自身を含む): 46988563968

約数和(自身を除く): 26770067120

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 47, 61, 68, 88, 94, 122, 136, 176, 187, 188, 244, 272, 374, 376, 488, 517, 671, 748, 752, 799, 976, 1034, 1037, 1342, 1496, 1598, 2068, 2074, 2357, 2684, 2867, 2992, 3196, 4136, 4148, 4714, 5368, 5734, 6392, 8272, 8296, 8789, 9428, 10736, 11407, 11468, 12784, 16592, 17578, 18856, 22814, 22936, 25927, 31537, 35156, 37712, 40069, 45628, 45872, 48739, 51854, 63074, 70312, 80138, 91256, 97478, 103708, 110779, 126148, 140624, 143777, 160276, 182512, 194956, 207416, 221558, 252296, 287554, 320552, 389912, 414832, 440759, 443116, 504592, 536129, 575108, 641104, 779824, 881518, 886232, 1072258, 1150216, 1218569, 1581547, 1763036, 1772464, 1883243, 2144516, 2300432, 2437138, 2444209, 3163094, 3526072, 3766486, 4289032, 4874276, 4888418, 6326188, 6757519, 7052144, 7532972, 8578064, 9748552, 9776836, 12652376, 13515038, 15065944, 19497104, 19553672, 20715673, 25304752, 26886299, 27030076, 30131888, 39107344, 41431346, 53772598, 54060152, 74332709, 82862692, 107545196, 108120304, 114877823, 148665418, 165725384, 215090392, 229755646, 297330836, 331450768, 430180784, 459511292, 594661672, 919022584, 1189323344, 1263656053, 1838045168, 2527312106, 5054624212, 10109248424, 20218496848]

約数ペア:

[(1, 20218496848), (2, 10109248424), (4, 5054624212), (8, 2527312106), (11, 1838045168), (16, 1263656053), (17, 1189323344), (22, 919022584), (34, 594661672), (44, 459511292), (47, 430180784), (61, 331450768), (68, 297330836), (88, 229755646), (94, 215090392), (122, 165725384), (136, 148665418), (176, 114877823), (187, 108120304), (188, 107545196), (244, 82862692), (272, 74332709), (374, 54060152), (376, 53772598), (488, 41431346), (517, 39107344), (671, 30131888), (748, 27030076), (752, 26886299), (799, 25304752), (976, 20715673), (1034, 19553672), (1037, 19497104), (1342, 15065944), (1496, 13515038), (1598, 12652376), (2068, 9776836), (2074, 9748552), (2357, 8578064), (2684, 7532972), (2867, 7052144), (2992, 6757519), (3196, 6326188), (4136, 4888418), (4148, 4874276), (4714, 4289032), (5368, 3766486), (5734, 3526072), (6392, 3163094), (8272, 2444209), (8296, 2437138), (8789, 2300432), (9428, 2144516), (10736, 1883243), (11407, 1772464), (11468, 1763036), (12784, 1581547), (16592, 1218569), (17578, 1150216), (18856, 1072258), (22814, 886232), (22936, 881518), (25927, 779824), (31537, 641104), (35156, 575108), (37712, 536129), (40069, 504592), (45628, 443116), (45872, 440759), (48739, 414832), (51854, 389912), (63074, 320552), (70312, 287554), (80138, 252296), (91256, 221558), (97478, 207416), (103708, 194956), (110779, 182512), (126148, 160276), (140624, 143777)]