20189664222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{20903}}^1$

素因数の和:21018

約数の個数: 128

約数和(自身を含む): 52256655360

約数和(自身を除く): 32066991138

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 61, 78, 87, 91, 122, 174, 182, 183, 203, 273, 366, 377, 406, 427, 546, 609, 754, 793, 854, 1131, 1218, 1281, 1586, 1769, 2262, 2379, 2562, 2639, 3538, 4758, 5278, 5307, 5551, 7917, 10614, 11102, 12383, 15834, 16653, 20903, 22997, 24766, 33306, 37149, 41806, 45994, 62709, 68991, 74298, 125418, 137982, 146321, 160979, 271739, 292642, 321958, 438963, 482937, 543478, 606187, 815217, 877926, 965874, 1212374, 1275083, 1630434, 1818561, 1902173, 2550166, 3637122, 3804346, 3825249, 4243309, 5706519, 7650498, 7880431, 8486618, 8925581, 11413038, 12729927, 15760862, 16576079, 17851162, 23641293, 25459854, 26776743, 33152158, 36977407, 47282586, 49728237, 53553486, 55163017, 73954814, 99456474, 110326034, 110932221, 116032553, 165489051, 221864442, 232065106, 258841849, 330978102, 348097659, 480706291, 517683698, 696195318, 776525547, 961412582, 1442118873, 1553051094, 2884237746, 3364944037, 6729888074, 10094832111, 20189664222]

約数ペア:

[(1, 20189664222), (2, 10094832111), (3, 6729888074), (6, 3364944037), (7, 2884237746), (13, 1553051094), (14, 1442118873), (21, 961412582), (26, 776525547), (29, 696195318), (39, 517683698), (42, 480706291), (58, 348097659), (61, 330978102), (78, 258841849), (87, 232065106), (91, 221864442), (122, 165489051), (174, 116032553), (182, 110932221), (183, 110326034), (203, 99456474), (273, 73954814), (366, 55163017), (377, 53553486), (406, 49728237), (427, 47282586), (546, 36977407), (609, 33152158), (754, 26776743), (793, 25459854), (854, 23641293), (1131, 17851162), (1218, 16576079), (1281, 15760862), (1586, 12729927), (1769, 11413038), (2262, 8925581), (2379, 8486618), (2562, 7880431), (2639, 7650498), (3538, 5706519), (4758, 4243309), (5278, 3825249), (5307, 3804346), (5551, 3637122), (7917, 2550166), (10614, 1902173), (11102, 1818561), (12383, 1630434), (15834, 1275083), (16653, 1212374), (20903, 965874), (22997, 877926), (24766, 815217), (33306, 606187), (37149, 543478), (41806, 482937), (45994, 438963), (62709, 321958), (68991, 292642), (74298, 271739), (125418, 160979), (137982, 146321)]