90945018

素因数分解:

$2^1\times 3^4\times {\mathrm{561389}}^1$

素因数の和:561403

約数の個数: 20

約数和(自身を含む): 203784570

約数和(自身を除く): 112839552

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 561389, 1122778, 1684167, 3368334, 5052501, 10105002, 15157503, 30315006, 45472509, 90945018]

約数ペア:

[(1, 90945018), (2, 45472509), (3, 30315006), (6, 15157503), (9, 10105002), (18, 5052501), (27, 3368334), (54, 1684167), (81, 1122778), (162, 561389)]