20194621918

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{410243}}^1$

素因数の和:410559

約数の個数: 16

約数和(自身を含む): 30679687296

約数和(自身を除く): 10485065378

約数列:

[1, 2, 151, 163, 302, 326, 24613, 49226, 410243, 820486, 61946693, 66869609, 123893386, 133739218, 10097310959, 20194621918]

約数ペア:

[(1, 20194621918), (2, 10097310959), (151, 133739218), (163, 123893386), (302, 66869609), (326, 61946693), (24613, 820486), (49226, 410243)]