208037968

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{164587}}^1$

素因数の和:164674

約数の個数: 20

約数和(自身を含む): 408178240

約数和(自身を除く): 200140272

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 164587, 329174, 658348, 1316696, 2633392, 13002373, 26004746, 52009492, 104018984, 208037968]

約数ペア:

[(1, 208037968), (2, 104018984), (4, 52009492), (8, 26004746), (16, 13002373), (79, 2633392), (158, 1316696), (316, 658348), (632, 329174), (1264, 164587)]