20041420322

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{208891}}^1$

素因数の和:209007

約数の個数: 48

約数和(自身を含む): 38578174560

約数和(自身を除く): 18536754238

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 89, 98, 154, 178, 539, 623, 979, 1078, 1246, 1958, 4361, 6853, 8722, 13706, 47971, 95942, 208891, 417782, 1462237, 2297801, 2924474, 4595602, 10235659, 16084607, 18591299, 20471318, 32169214, 37182598, 112592249, 130139093, 204504289, 225184498, 260278186, 409008578, 910973651, 1431530023, 1821947302, 2863060046, 10020710161, 20041420322]

約数ペア:

[(1, 20041420322), (2, 10020710161), (7, 2863060046), (11, 1821947302), (14, 1431530023), (22, 910973651), (49, 409008578), (77, 260278186), (89, 225184498), (98, 204504289), (154, 130139093), (178, 112592249), (539, 37182598), (623, 32169214), (979, 20471318), (1078, 18591299), (1246, 16084607), (1958, 10235659), (4361, 4595602), (6853, 2924474), (8722, 2297801), (13706, 1462237), (47971, 417782), (95942, 208891)]