128392016

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{58573}}^1$

素因数の和:58718

約数の個数: 20

約数和(自身を含む): 250579572

約数和(自身を除く): 122187556

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 58573, 117146, 234292, 468584, 937168, 8024501, 16049002, 32098004, 64196008, 128392016]

約数ペア:

[(1, 128392016), (2, 64196008), (4, 32098004), (8, 16049002), (16, 8024501), (137, 937168), (274, 468584), (548, 234292), (1096, 117146), (2192, 58573)]