20694778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1429}}^1$

素因数の和:2001

約数の個数: 16

約数和(自身を含む): 33513480

約数和(自身を除く): 12818702

約数列:

[1, 2, 13, 26, 557, 1114, 1429, 2858, 7241, 14482, 18577, 37154, 795953, 1591906, 10347389, 20694778]

約数ペア:

[(1, 20694778), (2, 10347389), (13, 1591906), (26, 795953), (557, 37154), (1114, 18577), (1429, 14482), (2858, 7241)]