20693296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99487}}^1$

素因数の和:99508

約数の個数: 20

約数和(自身を含む): 43177792

約数和(自身を除く): 22484496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99487, 198974, 397948, 795896, 1293331, 1591792, 2586662, 5173324, 10346648, 20693296]

約数ペア:

[(1, 20693296), (2, 10346648), (4, 5173324), (8, 2586662), (13, 1591792), (16, 1293331), (26, 795896), (52, 397948), (104, 198974), (208, 99487)]