18386475

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{3659}}^1$

素因数の和:3739

約数の個数: 24

約数和(自身を含む): 30861120

約数和(自身を除く): 12474645

約数列:

[1, 3, 5, 15, 25, 67, 75, 201, 335, 1005, 1675, 3659, 5025, 10977, 18295, 54885, 91475, 245153, 274425, 735459, 1225765, 3677295, 6128825, 18386475]

約数ペア:

[(1, 18386475), (3, 6128825), (5, 3677295), (15, 1225765), (25, 735459), (67, 274425), (75, 245153), (201, 91475), (335, 54885), (1005, 18295), (1675, 10977), (3659, 5025)]