20316303

素因数分解:

$3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{829}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 33664800

約数和(自身を除く): 13348497

約数列:

[1, 3, 7, 9, 21, 63, 389, 829, 1167, 2487, 2723, 3501, 5803, 7461, 8169, 17409, 24507, 52227, 322481, 967443, 2257367, 2902329, 6772101, 20316303]

約数ペア:

[(1, 20316303), (3, 6772101), (7, 2902329), (9, 2257367), (21, 967443), (63, 322481), (389, 52227), (829, 24507), (1167, 17409), (2487, 8169), (2723, 7461), (3501, 5803)]