18439830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{204887}}^1$

素因数の和:204900

約数の個数: 24

約数和(自身を含む): 47943792

約数和(自身を除く): 29503962

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 204887, 409774, 614661, 1024435, 1229322, 1843983, 2048870, 3073305, 3687966, 6146610, 9219915, 18439830]

約数ペア:

[(1, 18439830), (2, 9219915), (3, 6146610), (5, 3687966), (6, 3073305), (9, 2048870), (10, 1843983), (15, 1229322), (18, 1024435), (30, 614661), (45, 409774), (90, 204887)]