20490626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41479}}^1$

素因数の和:41513

約数の個数: 16

約数和(自身を含む): 34843200

約数和(自身を除く): 14352574

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 41479, 82958, 539227, 788101, 1078454, 1576202, 10245313, 20490626]

約数ペア:

[(1, 20490626), (2, 10245313), (13, 1576202), (19, 1078454), (26, 788101), (38, 539227), (247, 82958), (494, 41479)]