19739097

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 32837376

約数和(自身を除く): 13098279

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2287, 2877, 6861, 8631, 16009, 20583, 48027, 144081, 313319, 939957, 2193233, 2819871, 6579699, 19739097]

約数ペア:

[(1, 19739097), (3, 6579699), (7, 2819871), (9, 2193233), (21, 939957), (63, 313319), (137, 144081), (411, 48027), (959, 20583), (1233, 16009), (2287, 8631), (2877, 6861)]