18404748

素因数分解:

$2^2\times 3^2\times {\mathrm{511243}}^1$

素因数の和:511253

約数の個数: 18

約数和(自身を含む): 46523204

約数和(自身を除く): 28118456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 511243, 1022486, 1533729, 2044972, 3067458, 4601187, 6134916, 9202374, 18404748]

約数ペア:

[(1, 18404748), (2, 9202374), (3, 6134916), (4, 4601187), (6, 3067458), (9, 2044972), (12, 1533729), (18, 1022486), (36, 511243)]