39668390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2027}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 75928320

約数和(自身を除く): 36259930

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 1030, 1957, 2027, 3914, 4054, 9785, 10135, 19570, 20270, 38513, 77026, 192565, 208781, 385130, 417562, 1043905, 2087810, 3966839, 7933678, 19834195, 39668390]

約数ペア:

[(1, 39668390), (2, 19834195), (5, 7933678), (10, 3966839), (19, 2087810), (38, 1043905), (95, 417562), (103, 385130), (190, 208781), (206, 192565), (515, 77026), (1030, 38513), (1957, 20270), (2027, 19570), (3914, 10135), (4054, 9785)]