18395853

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^2$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 29812032

約数和(自身を除く): 11416179

約数列:

[1, 3, 7, 17, 21, 51, 119, 227, 357, 681, 1589, 3859, 4767, 11577, 27013, 51529, 81039, 154587, 360703, 875993, 1082109, 2627979, 6131951, 18395853]

約数ペア:

[(1, 18395853), (3, 6131951), (7, 2627979), (17, 1082109), (21, 875993), (51, 360703), (119, 154587), (227, 81039), (357, 51529), (681, 27013), (1589, 11577), (3859, 4767)]