20105123913

素因数分解:

$3^3\times 7^1\times {\mathrm{2833}}^1\times {\mathrm{37549}}^1$

素因数の和:40398

約数の個数: 32

約数和(自身を含む): 34053344000

約数和(自身を除く): 13948220087

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2833, 8499, 19831, 25497, 37549, 59493, 76491, 112647, 178479, 262843, 337941, 535437, 788529, 1013823, 2365587, 7096761, 106376317, 319128951, 744634219, 957386853, 2233902657, 2872160559, 6701707971, 20105123913]

約数ペア:

[(1, 20105123913), (3, 6701707971), (7, 2872160559), (9, 2233902657), (21, 957386853), (27, 744634219), (63, 319128951), (189, 106376317), (2833, 7096761), (8499, 2365587), (19831, 1013823), (25497, 788529), (37549, 535437), (59493, 337941), (76491, 262843), (112647, 178479)]