18255536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{87767}}^1$

素因数の和:87788

約数の個数: 20

約数和(自身を含む): 38091312

約数和(自身を除く): 19835776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 87767, 175534, 351068, 702136, 1140971, 1404272, 2281942, 4563884, 9127768, 18255536]

約数ペア:

[(1, 18255536), (2, 9127768), (4, 4563884), (8, 2281942), (13, 1404272), (16, 1140971), (26, 702136), (52, 351068), (104, 175534), (208, 87767)]