18612555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 33116160

約数和(自身を除く): 14503605

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 3079, 6045, 9237, 15395, 40027, 46185, 95449, 120081, 200135, 286347, 477245, 600405, 1240837, 1431735, 3722511, 6204185, 18612555]

約数ペア:

[(1, 18612555), (3, 6204185), (5, 3722511), (13, 1431735), (15, 1240837), (31, 600405), (39, 477245), (65, 286347), (93, 200135), (155, 120081), (195, 95449), (403, 46185), (465, 40027), (1209, 15395), (2015, 9237), (3079, 6045)]