18183145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1409}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 22842000

約数和(自身を除く): 4658855

約数列:

[1, 5, 29, 89, 145, 445, 1409, 2581, 7045, 12905, 40861, 125401, 204305, 627005, 3636629, 18183145]

約数ペア:

[(1, 18183145), (5, 3636629), (29, 627005), (89, 204305), (145, 125401), (445, 40861), (1409, 12905), (2581, 7045)]