20125070978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1871}}^1$

素因数の和:2343

約数の個数: 64

約数和(自身を含む): 34332180480

約数和(自身を除く): 14207109502

約数列:

[1, 2, 19, 23, 31, 38, 46, 62, 397, 437, 589, 713, 794, 874, 1178, 1426, 1871, 3742, 7543, 9131, 12307, 13547, 15086, 18262, 24614, 27094, 35549, 43033, 58001, 71098, 86066, 116002, 173489, 233833, 283061, 346978, 467666, 566122, 742787, 817627, 1102019, 1334023, 1485574, 1635254, 2204038, 2668046, 5378159, 10756318, 14112953, 17084101, 23026397, 25346437, 28225906, 34168202, 46052794, 50692874, 324597919, 437501543, 529607131, 649195838, 875003086, 1059214262, 10062535489, 20125070978]

約数ペア:

[(1, 20125070978), (2, 10062535489), (19, 1059214262), (23, 875003086), (31, 649195838), (38, 529607131), (46, 437501543), (62, 324597919), (397, 50692874), (437, 46052794), (589, 34168202), (713, 28225906), (794, 25346437), (874, 23026397), (1178, 17084101), (1426, 14112953), (1871, 10756318), (3742, 5378159), (7543, 2668046), (9131, 2204038), (12307, 1635254), (13547, 1485574), (15086, 1334023), (18262, 1102019), (24614, 817627), (27094, 742787), (35549, 566122), (43033, 467666), (58001, 346978), (71098, 283061), (86066, 233833), (116002, 173489)]