12490904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2283

約数の個数: 32

約数和(自身を含む): 25330800

約数和(自身を除く): 12839896

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2221, 2812, 4442, 5624, 8884, 17768, 42199, 82177, 84398, 164354, 168796, 328708, 337592, 657416, 1561363, 3122726, 6245452, 12490904]

約数ペア:

[(1, 12490904), (2, 6245452), (4, 3122726), (8, 1561363), (19, 657416), (37, 337592), (38, 328708), (74, 168796), (76, 164354), (148, 84398), (152, 82177), (296, 42199), (703, 17768), (1406, 8884), (2221, 5624), (2812, 4442)]