20144592008

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{2293}}^1\times {\mathrm{15467}}^1$

素因数の和:17837

約数の個数: 32

約数和(自身を含む): 38322279360

約数和(自身を除く): 18177687352

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 2293, 4586, 9172, 15467, 18344, 30934, 61868, 123736, 162803, 325606, 651212, 1098157, 1302424, 2196314, 4392628, 8785256, 35465831, 70931662, 141863324, 283726648, 2518074001, 5036148002, 10072296004, 20144592008]

約数ペア:

[(1, 20144592008), (2, 10072296004), (4, 5036148002), (8, 2518074001), (71, 283726648), (142, 141863324), (284, 70931662), (568, 35465831), (2293, 8785256), (4586, 4392628), (9172, 2196314), (15467, 1302424), (18344, 1098157), (30934, 651212), (61868, 325606), (123736, 162803)]