18711734

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1453}}^1$

素因数の和:1639

約数の個数: 16

約数和(自身を含む): 28893888

約数和(自身を除く): 10182154

約数列:

[1, 2, 47, 94, 137, 274, 1453, 2906, 6439, 12878, 68291, 136582, 199061, 398122, 9355867, 18711734]

約数ペア:

[(1, 18711734), (2, 9355867), (47, 398122), (94, 199061), (137, 136582), (274, 68291), (1453, 12878), (2906, 6439)]