664355536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3194017}}^1$

素因数の和:3194038

約数の個数: 20

約数和(自身を含む): 1386203812

約数和(自身を除く): 721848276

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3194017, 6388034, 12776068, 25552136, 41522221, 51104272, 83044442, 166088884, 332177768, 664355536]

約数ペア:

[(1, 664355536), (2, 332177768), (4, 166088884), (8, 83044442), (13, 51104272), (16, 41522221), (26, 25552136), (52, 12776068), (104, 6388034), (208, 3194017)]