20488848

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 35757552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 41, 48, 58, 82, 87, 116, 123, 164, 174, 232, 246, 328, 348, 359, 464, 492, 656, 696, 718, 984, 1077, 1189, 1392, 1436, 1968, 2154, 2378, 2872, 3567, 4308, 4756, 5744, 7134, 8616, 9512, 10411, 14268, 14719, 17232, 19024, 20822, 28536, 29438, 31233, 41644, 44157, 57072, 58876, 62466, 83288, 88314, 117752, 124932, 166576, 176628, 235504, 249864, 353256, 426851, 499728, 706512, 853702, 1280553, 1707404, 2561106, 3414808, 5122212, 6829616, 10244424, 20488848]

約数ペア:

[(1, 20488848), (2, 10244424), (3, 6829616), (4, 5122212), (6, 3414808), (8, 2561106), (12, 1707404), (16, 1280553), (24, 853702), (29, 706512), (41, 499728), (48, 426851), (58, 353256), (82, 249864), (87, 235504), (116, 176628), (123, 166576), (164, 124932), (174, 117752), (232, 88314), (246, 83288), (328, 62466), (348, 58876), (359, 57072), (464, 44157), (492, 41644), (656, 31233), (696, 29438), (718, 28536), (984, 20822), (1077, 19024), (1189, 17232), (1392, 14719), (1436, 14268), (1968, 10411), (2154, 9512), (2378, 8616), (2872, 7134), (3567, 5744), (4308, 4756)]