20123701906

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1697057}}^1$

素因数の和:1697095

約数の個数: 36

約数和(自身を含む): 38596190094

約数和(自身を除く): 18472488188

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 5929, 11858, 1697057, 3394114, 11879399, 18667627, 23758798, 37335254, 83155793, 130673389, 166311586, 205343897, 261346778, 410687794, 914713723, 1437407279, 1829427446, 2874814558, 10061850953, 20123701906]

約数ペア:

[(1, 20123701906), (2, 10061850953), (7, 2874814558), (11, 1829427446), (14, 1437407279), (22, 914713723), (49, 410687794), (77, 261346778), (98, 205343897), (121, 166311586), (154, 130673389), (242, 83155793), (539, 37335254), (847, 23758798), (1078, 18667627), (1694, 11879399), (5929, 3394114), (11858, 1697057)]