18851910098

素因数分解:

$2^1\times 7^1\times {\mathrm{20051}}^1\times {\mathrm{67157}}^1$

素因数の和:87217

約数の個数: 16

約数和(自身を含む): 32319653184

約数和(自身を除く): 13467743086

約数列:

[1, 2, 7, 14, 20051, 40102, 67157, 134314, 140357, 280714, 470099, 940198, 1346565007, 2693130014, 9425955049, 18851910098]

約数ペア:

[(1, 18851910098), (2, 9425955049), (7, 2693130014), (14, 1346565007), (20051, 940198), (40102, 470099), (67157, 280714), (134314, 140357)]