20765931146

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{511703}}^1$

素因数の和:512005

約数の個数: 16

約数和(自身を含む): 31611026304

約数和(自身を除く): 10845095158

約数列:

[1, 2, 103, 197, 206, 394, 20291, 40582, 511703, 1023406, 52705409, 100805491, 105410818, 201610982, 10382965573, 20765931146]

約数ペア:

[(1, 20765931146), (2, 10382965573), (103, 201610982), (197, 105410818), (206, 100805491), (394, 52705409), (20291, 1023406), (40582, 511703)]