12456912

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19987

約数の個数: 40

約数和(自身を含む): 34657504

約数和(自身を除く): 22200592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 19963, 39926, 59889, 79852, 119778, 159704, 239556, 259519, 319408, 479112, 519038, 778557, 958224, 1038076, 1557114, 2076152, 3114228, 4152304, 6228456, 12456912]

約数ペア:

[(1, 12456912), (2, 6228456), (3, 4152304), (4, 3114228), (6, 2076152), (8, 1557114), (12, 1038076), (13, 958224), (16, 778557), (24, 519038), (26, 479112), (39, 319408), (48, 259519), (52, 239556), (78, 159704), (104, 119778), (156, 79852), (208, 59889), (312, 39926), (624, 19963)]