20197726416

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{122929}}^1$

素因数の和:123113

約数の個数: 120

約数和(自身を含む): 64997516480

約数和(自身を除く): 44799790064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 163, 168, 252, 326, 336, 489, 504, 652, 978, 1008, 1141, 1304, 1467, 1956, 2282, 2608, 2934, 3423, 3912, 4564, 5868, 6846, 7824, 9128, 10269, 11736, 13692, 18256, 20538, 23472, 27384, 41076, 54768, 82152, 122929, 164304, 245858, 368787, 491716, 737574, 860503, 983432, 1106361, 1475148, 1721006, 1966864, 2212722, 2581509, 2950296, 3442012, 4425444, 5163018, 5900592, 6884024, 7744527, 8850888, 10326036, 13768048, 15489054, 17701776, 20037427, 20652072, 30978108, 40074854, 41304144, 60112281, 61956216, 80149708, 120224562, 123912432, 140261989, 160299416, 180336843, 240449124, 280523978, 320598832, 360673686, 420785967, 480898248, 561047956, 721347372, 841571934, 961796496, 1122095912, 1262357901, 1442694744, 1683143868, 2244191824, 2524715802, 2885389488, 3366287736, 5049431604, 6732575472, 10098863208, 20197726416]

約数ペア:

[(1, 20197726416), (2, 10098863208), (3, 6732575472), (4, 5049431604), (6, 3366287736), (7, 2885389488), (8, 2524715802), (9, 2244191824), (12, 1683143868), (14, 1442694744), (16, 1262357901), (18, 1122095912), (21, 961796496), (24, 841571934), (28, 721347372), (36, 561047956), (42, 480898248), (48, 420785967), (56, 360673686), (63, 320598832), (72, 280523978), (84, 240449124), (112, 180336843), (126, 160299416), (144, 140261989), (163, 123912432), (168, 120224562), (252, 80149708), (326, 61956216), (336, 60112281), (489, 41304144), (504, 40074854), (652, 30978108), (978, 20652072), (1008, 20037427), (1141, 17701776), (1304, 15489054), (1467, 13768048), (1956, 10326036), (2282, 8850888), (2608, 7744527), (2934, 6884024), (3423, 5900592), (3912, 5163018), (4564, 4425444), (5868, 3442012), (6846, 2950296), (7824, 2581509), (9128, 2212722), (10269, 1966864), (11736, 1721006), (13692, 1475148), (18256, 1106361), (20538, 983432), (23472, 860503), (27384, 737574), (41076, 491716), (54768, 368787), (82152, 245858), (122929, 164304)]