20468664

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{9803}}^1$

素因数の和:9844

約数の個数: 48

約数和(自身を含む): 57353400

約数和(自身を除く): 36884736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 9803, 19606, 29409, 39212, 58818, 78424, 88227, 117636, 176454, 235272, 284287, 352908, 568574, 705816, 852861, 1137148, 1705722, 2274296, 2558583, 3411444, 5117166, 6822888, 10234332, 20468664]

約数ペア:

[(1, 20468664), (2, 10234332), (3, 6822888), (4, 5117166), (6, 3411444), (8, 2558583), (9, 2274296), (12, 1705722), (18, 1137148), (24, 852861), (29, 705816), (36, 568574), (58, 352908), (72, 284287), (87, 235272), (116, 176454), (174, 117636), (232, 88227), (261, 78424), (348, 58818), (522, 39212), (696, 29409), (1044, 19606), (2088, 9803)]