18212655

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 30689280

約数和(自身を除く): 12476625

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 739, 795, 1643, 2217, 3695, 4929, 8215, 11085, 22909, 24645, 39167, 68727, 114545, 117501, 195835, 343635, 587505, 1214177, 3642531, 6070885, 18212655]

約数ペア:

[(1, 18212655), (3, 6070885), (5, 3642531), (15, 1214177), (31, 587505), (53, 343635), (93, 195835), (155, 117501), (159, 114545), (265, 68727), (465, 39167), (739, 24645), (795, 22909), (1643, 11085), (2217, 8215), (3695, 4929)]