20130552008

素因数分解:

$2^3\times 7^3\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1427}}^1$

素因数の和:1604

約数の個数: 128

約数和(自身を含む): 45341856000

約数和(自身を除く): 25211303992

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 97, 98, 106, 194, 196, 212, 343, 371, 388, 392, 424, 679, 686, 742, 776, 1358, 1372, 1427, 1484, 2597, 2716, 2744, 2854, 2968, 4753, 5141, 5194, 5432, 5708, 9506, 9989, 10282, 10388, 11416, 18179, 19012, 19978, 20564, 20776, 33271, 35987, 36358, 38024, 39956, 41128, 66542, 69923, 71974, 72716, 75631, 79912, 133084, 138419, 139846, 143948, 145432, 151262, 251909, 266168, 276838, 279692, 287896, 302524, 489461, 503818, 529417, 553676, 559384, 605048, 968933, 978922, 1007636, 1058834, 1107352, 1763363, 1937866, 1957844, 2015272, 2117668, 3526726, 3705919, 3875732, 3915688, 4235336, 6782531, 7053452, 7336207, 7411838, 7751464, 13565062, 14106904, 14672414, 14823676, 25941433, 27130124, 29344828, 29647352, 47477717, 51353449, 51882866, 54260248, 58689656, 94955434, 102706898, 103765732, 189910868, 205413796, 207531464, 359474143, 379821736, 410827592, 718948286, 1437896572, 2516319001, 2875793144, 5032638002, 10065276004, 20130552008]

約数ペア:

[(1, 20130552008), (2, 10065276004), (4, 5032638002), (7, 2875793144), (8, 2516319001), (14, 1437896572), (28, 718948286), (49, 410827592), (53, 379821736), (56, 359474143), (97, 207531464), (98, 205413796), (106, 189910868), (194, 103765732), (196, 102706898), (212, 94955434), (343, 58689656), (371, 54260248), (388, 51882866), (392, 51353449), (424, 47477717), (679, 29647352), (686, 29344828), (742, 27130124), (776, 25941433), (1358, 14823676), (1372, 14672414), (1427, 14106904), (1484, 13565062), (2597, 7751464), (2716, 7411838), (2744, 7336207), (2854, 7053452), (2968, 6782531), (4753, 4235336), (5141, 3915688), (5194, 3875732), (5432, 3705919), (5708, 3526726), (9506, 2117668), (9989, 2015272), (10282, 1957844), (10388, 1937866), (11416, 1763363), (18179, 1107352), (19012, 1058834), (19978, 1007636), (20564, 978922), (20776, 968933), (33271, 605048), (35987, 559384), (36358, 553676), (38024, 529417), (39956, 503818), (41128, 489461), (66542, 302524), (69923, 287896), (71974, 279692), (72716, 276838), (75631, 266168), (79912, 251909), (133084, 151262), (138419, 145432), (139846, 143948)]