18190701

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 27029184

約数和(自身を除く): 8838483

約数列:

[1, 3, 9, 67, 97, 201, 291, 311, 603, 873, 933, 2799, 6499, 19497, 20837, 30167, 58491, 62511, 90501, 187533, 271503, 2021189, 6063567, 18190701]

約数ペア:

[(1, 18190701), (3, 6063567), (9, 2021189), (67, 271503), (97, 187533), (201, 90501), (291, 62511), (311, 58491), (603, 30167), (873, 20837), (933, 19497), (2799, 6499)]