18242785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 7418015

約数列:

[1, 5, 11, 17, 55, 85, 109, 179, 187, 545, 895, 935, 1199, 1853, 1969, 3043, 5995, 9265, 9845, 15215, 19511, 20383, 33473, 97555, 101915, 167365, 214621, 331687, 1073105, 1658435, 3648557, 18242785]

約数ペア:

[(1, 18242785), (5, 3648557), (11, 1658435), (17, 1073105), (55, 331687), (85, 214621), (109, 167365), (179, 101915), (187, 97555), (545, 33473), (895, 20383), (935, 19511), (1199, 15215), (1853, 9845), (1969, 9265), (3043, 5995)]