20236983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{617}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 30143568

約数和(自身を除く): 9906585

約数列:

[1, 3, 13, 29, 39, 87, 377, 617, 841, 1131, 1851, 2523, 8021, 10933, 17893, 24063, 32799, 53679, 232609, 518897, 697827, 1556691, 6745661, 20236983]

約数ペア:

[(1, 20236983), (3, 6745661), (13, 1556691), (29, 697827), (39, 518897), (87, 232609), (377, 53679), (617, 32799), (841, 24063), (1131, 17893), (1851, 10933), (2523, 8021)]