218726398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{47119}}^1$

素因数の和:47343

約数の個数: 16

約数和(自身を含む): 359619840

約数和(自身を除く): 140893442

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 47119, 94238, 518309, 1036618, 9942109, 19884218, 109363199, 218726398]

約数ペア:

[(1, 218726398), (2, 109363199), (11, 19884218), (22, 9942109), (211, 1036618), (422, 518309), (2321, 94238), (4642, 47119)]