18895653

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5881}}^1$

素因数の和:5914

約数の個数: 32

約数和(自身を含む): 33880320

約数和(自身を除く): 14984667

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 5881, 17643, 41167, 52929, 99977, 123501, 158787, 299931, 370503, 699839, 899793, 1111509, 2099517, 2699379, 6298551, 18895653]

約数ペア:

[(1, 18895653), (3, 6298551), (7, 2699379), (9, 2099517), (17, 1111509), (21, 899793), (27, 699839), (51, 370503), (63, 299931), (119, 158787), (153, 123501), (189, 99977), (357, 52929), (459, 41167), (1071, 17643), (3213, 5881)]