90787216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{436477}}^1$

素因数の和:436498

約数の個数: 20

約数和(自身を含む): 189431452

約数和(自身を除く): 98644236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 436477, 872954, 1745908, 3491816, 5674201, 6983632, 11348402, 22696804, 45393608, 90787216]

約数ペア:

[(1, 90787216), (2, 45393608), (4, 22696804), (8, 11348402), (13, 6983632), (16, 5674201), (26, 3491816), (52, 1745908), (104, 872954), (208, 436477)]