20047886

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{6101}}^1$

素因数の和:6187

約数の個数: 16

約数和(自身を含む): 31632768

約数和(自身を除く): 11584882

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 6101, 12202, 189131, 323353, 378262, 646706, 10023943, 20047886]

約数ペア:

[(1, 20047886), (2, 10023943), (31, 646706), (53, 378262), (62, 323353), (106, 189131), (1643, 12202), (3286, 6101)]