18010827

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 27150240

約数和(自身を除く): 9139413

約数列:

[1, 3, 9, 29, 87, 151, 261, 453, 457, 1359, 1371, 4113, 4379, 13137, 13253, 39411, 39759, 69007, 119277, 207021, 621063, 2001203, 6003609, 18010827]

約数ペア:

[(1, 18010827), (3, 6003609), (9, 2001203), (29, 621063), (87, 207021), (151, 119277), (261, 69007), (453, 39759), (457, 39411), (1359, 13253), (1371, 13137), (4113, 4379)]