20302359

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 13704681

約数列:

[1, 3, 7, 11, 21, 33, 77, 179, 231, 491, 537, 1253, 1473, 1969, 3437, 3759, 5401, 5907, 10311, 13783, 16203, 37807, 41349, 87889, 113421, 263667, 615223, 966779, 1845669, 2900337, 6767453, 20302359]

約数ペア:

[(1, 20302359), (3, 6767453), (7, 2900337), (11, 1845669), (21, 966779), (33, 615223), (77, 263667), (179, 113421), (231, 87889), (491, 41349), (537, 37807), (1253, 16203), (1473, 13783), (1969, 10311), (3437, 5907), (3759, 5401)]