19002568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2053}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 38820600

約数和(自身を除く): 19818032

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2053, 2314, 4106, 4628, 8212, 9256, 16424, 26689, 53378, 106756, 182717, 213512, 365434, 730868, 1461736, 2375321, 4750642, 9501284, 19002568]

約数ペア:

[(1, 19002568), (2, 9501284), (4, 4750642), (8, 2375321), (13, 1461736), (26, 730868), (52, 365434), (89, 213512), (104, 182717), (178, 106756), (356, 53378), (712, 26689), (1157, 16424), (2053, 9256), (2314, 8212), (4106, 4628)]