20783302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2179}}^1$

素因数の和:2451

約数の個数: 16

約数和(自身を含む): 32961600

約数和(自身を除く): 12178298

約数列:

[1, 2, 19, 38, 251, 502, 2179, 4358, 4769, 9538, 41401, 82802, 546929, 1093858, 10391651, 20783302]

約数ペア:

[(1, 20783302), (2, 10391651), (19, 1093858), (38, 546929), (251, 82802), (502, 41401), (2179, 9538), (4358, 4769)]