20345042

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1303}}^1$

素因数の和:1553

約数の個数: 16

約数和(自身を含む): 31515072

約数和(自身を除く): 11170030

約数列:

[1, 2, 37, 74, 211, 422, 1303, 2606, 7807, 15614, 48211, 96422, 274933, 549866, 10172521, 20345042]

約数ペア:

[(1, 20345042), (2, 10172521), (37, 549866), (74, 274933), (211, 96422), (422, 48211), (1303, 15614), (2606, 7807)]