20199821245

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1\times {\mathrm{46061}}^1$

素因数の和:46836

約数の個数: 16

約数和(自身を含む): 24453394560

約数和(自身を除く): 4253573315

約数列:

[1, 5, 139, 631, 695, 3155, 46061, 87709, 230305, 438545, 6402479, 29064491, 32012395, 145322455, 4039964249, 20199821245]

約数ペア:

[(1, 20199821245), (5, 4039964249), (139, 145322455), (631, 32012395), (695, 29064491), (3155, 6402479), (46061, 438545), (87709, 230305)]