18878912

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22691}}^1$

素因数の和:22716

約数の個数: 28

約数和(自身を含む): 40346376

約数和(自身を除く): 21467464

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22691, 45382, 90764, 181528, 294983, 363056, 589966, 726112, 1179932, 1452224, 2359864, 4719728, 9439456, 18878912]

約数ペア:

[(1, 18878912), (2, 9439456), (4, 4719728), (8, 2359864), (13, 1452224), (16, 1179932), (26, 726112), (32, 589966), (52, 363056), (64, 294983), (104, 181528), (208, 90764), (416, 45382), (832, 22691)]