20807540078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2473}}^1\times {\mathrm{11159}}^1$

素因数の和:13676

約数の個数: 32

約数和(自身を含む): 34788398400

約数和(自身を除く): 13980858322

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 2473, 4946, 11159, 22318, 32149, 64298, 71717, 143434, 145067, 290134, 323611, 647222, 932321, 1864642, 4206943, 8413886, 27596207, 55192414, 358750691, 717501382, 800290003, 1600580006, 10403770039, 20807540078]

約数ペア:

[(1, 20807540078), (2, 10403770039), (13, 1600580006), (26, 800290003), (29, 717501382), (58, 358750691), (377, 55192414), (754, 27596207), (2473, 8413886), (4946, 4206943), (11159, 1864642), (22318, 932321), (32149, 647222), (64298, 323611), (71717, 290134), (143434, 145067)]