18558345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5009}}^1$

素因数の和:5049

約数の個数: 32

約数和(自身を含む): 33667200

約数和(自身を除く): 15108855

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5009, 15027, 25045, 65117, 75135, 95171, 195351, 285513, 325585, 475855, 976755, 1237223, 1427565, 3711669, 6186115, 18558345]

約数ペア:

[(1, 18558345), (3, 6186115), (5, 3711669), (13, 1427565), (15, 1237223), (19, 976755), (39, 475855), (57, 325585), (65, 285513), (95, 195351), (195, 95171), (247, 75135), (285, 65117), (741, 25045), (1235, 15027), (3705, 5009)]