20121633798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{20431}}^1$

素因数の和:20753

約数の個数: 64

約数和(自身を含む): 46604574720

約数和(自身を除く): 26482940922

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 179, 262, 358, 393, 537, 786, 917, 1074, 1253, 1834, 2506, 2751, 3759, 5502, 7518, 20431, 23449, 40862, 46898, 61293, 70347, 122586, 140694, 143017, 164143, 286034, 328286, 429051, 492429, 858102, 984858, 2676461, 3657149, 5352922, 7314298, 8029383, 10971447, 16058766, 18735227, 21942894, 25600043, 37470454, 51200086, 56205681, 76800129, 112411362, 153600258, 479086519, 958173038, 1437259557, 2874519114, 3353605633, 6707211266, 10060816899, 20121633798]

約数ペア:

[(1, 20121633798), (2, 10060816899), (3, 6707211266), (6, 3353605633), (7, 2874519114), (14, 1437259557), (21, 958173038), (42, 479086519), (131, 153600258), (179, 112411362), (262, 76800129), (358, 56205681), (393, 51200086), (537, 37470454), (786, 25600043), (917, 21942894), (1074, 18735227), (1253, 16058766), (1834, 10971447), (2506, 8029383), (2751, 7314298), (3759, 5352922), (5502, 3657149), (7518, 2676461), (20431, 984858), (23449, 858102), (40862, 492429), (46898, 429051), (61293, 328286), (70347, 286034), (122586, 164143), (140694, 143017)]