18607745

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 36

約数和(自身を含む): 25936956

約数和(自身を除く): 7329211

約数列:

[1, 5, 13, 19, 61, 65, 95, 169, 247, 305, 361, 793, 845, 1159, 1235, 1805, 3211, 3965, 4693, 5795, 10309, 15067, 16055, 22021, 23465, 51545, 61009, 75335, 110105, 195871, 286273, 305045, 979355, 1431365, 3721549, 18607745]

約数ペア:

[(1, 18607745), (5, 3721549), (13, 1431365), (19, 979355), (61, 305045), (65, 286273), (95, 195871), (169, 110105), (247, 75335), (305, 61009), (361, 51545), (793, 23465), (845, 22021), (1159, 16055), (1235, 15067), (1805, 10309), (3211, 5795), (3965, 4693)]