74177168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{356621}}^1$

素因数の和:356642

約数の個数: 20

約数和(自身を含む): 154773948

約数和(自身を除く): 80596780

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 356621, 713242, 1426484, 2852968, 4636073, 5705936, 9272146, 18544292, 37088584, 74177168]

約数ペア:

[(1, 74177168), (2, 37088584), (4, 18544292), (8, 9272146), (13, 5705936), (16, 4636073), (26, 2852968), (52, 1426484), (104, 713242), (208, 356621)]