20566890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{228521}}^1$

素因数の和:228534

約数の個数: 24

約数和(自身を含む): 53474148

約数和(自身を除く): 32907258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 228521, 457042, 685563, 1142605, 1371126, 2056689, 2285210, 3427815, 4113378, 6855630, 10283445, 20566890]

約数ペア:

[(1, 20566890), (2, 10283445), (3, 6855630), (5, 4113378), (6, 3427815), (9, 2285210), (10, 2056689), (15, 1371126), (18, 1142605), (30, 685563), (45, 457042), (90, 228521)]