18406890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{204521}}^1$

素因数の和:204534

約数の個数: 24

約数和(自身を含む): 47858148

約数和(自身を除く): 29451258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 204521, 409042, 613563, 1022605, 1227126, 1840689, 2045210, 3067815, 3681378, 6135630, 9203445, 18406890]

約数ペア:

[(1, 18406890), (2, 9203445), (3, 6135630), (5, 3681378), (6, 3067815), (9, 2045210), (10, 1840689), (15, 1227126), (18, 1022605), (30, 613563), (45, 409042), (90, 204521)]