12960508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 26812800

約数和(自身を除く): 13852292

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 419, 703, 814, 836, 838, 1406, 1628, 1676, 2812, 4609, 7733, 7961, 9218, 15466, 15503, 15922, 18436, 30932, 31006, 31844, 62012, 87571, 170533, 175142, 294557, 341066, 350284, 589114, 682132, 1178228, 3240127, 6480254, 12960508]

約数ペア:

[(1, 12960508), (2, 6480254), (4, 3240127), (11, 1178228), (19, 682132), (22, 589114), (37, 350284), (38, 341066), (44, 294557), (74, 175142), (76, 170533), (148, 87571), (209, 62012), (407, 31844), (418, 31006), (419, 30932), (703, 18436), (814, 15922), (836, 15503), (838, 15466), (1406, 9218), (1628, 7961), (1676, 7733), (2812, 4609)]