20467446

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 25497354

約数列:

[1, 2, 3, 6, 19, 29, 38, 41, 57, 58, 82, 87, 114, 123, 151, 174, 246, 302, 453, 551, 779, 906, 1102, 1189, 1558, 1653, 2337, 2378, 2869, 3306, 3567, 4379, 4674, 5738, 6191, 7134, 8607, 8758, 12382, 13137, 17214, 18573, 22591, 26274, 37146, 45182, 67773, 83201, 117629, 135546, 166402, 179539, 235258, 249603, 352887, 359078, 499206, 538617, 705774, 1077234, 3411241, 6822482, 10233723, 20467446]

約数ペア:

[(1, 20467446), (2, 10233723), (3, 6822482), (6, 3411241), (19, 1077234), (29, 705774), (38, 538617), (41, 499206), (57, 359078), (58, 352887), (82, 249603), (87, 235258), (114, 179539), (123, 166402), (151, 135546), (174, 117629), (246, 83201), (302, 67773), (453, 45182), (551, 37146), (779, 26274), (906, 22591), (1102, 18573), (1189, 17214), (1558, 13137), (1653, 12382), (2337, 8758), (2378, 8607), (2869, 7134), (3306, 6191), (3567, 5738), (4379, 4674)]