90806768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{436571}}^1$

素因数の和:436592

約数の個数: 20

約数和(自身を含む): 189472248

約数和(自身を除く): 98665480

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 436571, 873142, 1746284, 3492568, 5675423, 6985136, 11350846, 22701692, 45403384, 90806768]

約数ペア:

[(1, 90806768), (2, 45403384), (4, 22701692), (8, 11350846), (13, 6985136), (16, 5675423), (26, 3492568), (52, 1746284), (104, 873142), (208, 436571)]