18981450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{42181}}^1$

素因数の和:42199

約数の個数: 36

約数和(自身を含む): 50998038

約数和(自身を除く): 32016588

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 42181, 84362, 126543, 210905, 253086, 379629, 421810, 632715, 759258, 1054525, 1265430, 1898145, 2109050, 3163575, 3796290, 6327150, 9490725, 18981450]

約数ペア:

[(1, 18981450), (2, 9490725), (3, 6327150), (5, 3796290), (6, 3163575), (9, 2109050), (10, 1898145), (15, 1265430), (18, 1054525), (25, 759258), (30, 632715), (45, 421810), (50, 379629), (75, 253086), (90, 210905), (150, 126543), (225, 84362), (450, 42181)]