20126019809

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1\times {\mathrm{22147}}^1$

素因数の和:23276

約数の個数: 16

約数和(自身を含む): 23201181696

約数和(自身を除く): 3075161887

約数列:

[1, 7, 131, 917, 991, 6937, 22147, 129821, 155029, 908747, 2901257, 20308799, 21947677, 153633739, 2875145687, 20126019809]

約数ペア:

[(1, 20126019809), (7, 2875145687), (131, 153633739), (917, 21947677), (991, 20308799), (6937, 2901257), (22147, 908747), (129821, 155029)]