20810424

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 54512640

約数和(自身を除く): 33702216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 83, 93, 124, 166, 186, 248, 249, 332, 337, 372, 498, 664, 674, 744, 996, 1011, 1348, 1992, 2022, 2573, 2696, 4044, 5146, 7719, 8088, 10292, 10447, 15438, 20584, 20894, 27971, 30876, 31341, 41788, 55942, 61752, 62682, 83576, 83913, 111884, 125364, 167826, 223768, 250728, 335652, 671304, 867101, 1734202, 2601303, 3468404, 5202606, 6936808, 10405212, 20810424]

約数ペア:

[(1, 20810424), (2, 10405212), (3, 6936808), (4, 5202606), (6, 3468404), (8, 2601303), (12, 1734202), (24, 867101), (31, 671304), (62, 335652), (83, 250728), (93, 223768), (124, 167826), (166, 125364), (186, 111884), (248, 83913), (249, 83576), (332, 62682), (337, 61752), (372, 55942), (498, 41788), (664, 31341), (674, 30876), (744, 27971), (996, 20894), (1011, 20584), (1348, 15438), (1992, 10447), (2022, 10292), (2573, 8088), (2696, 7719), (4044, 5146)]