20490936

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 54000000

約数和(自身を除く): 33509064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 59, 87, 116, 118, 174, 177, 232, 236, 348, 354, 472, 499, 696, 708, 998, 1416, 1497, 1711, 1996, 2994, 3422, 3992, 5133, 5988, 6844, 10266, 11976, 13688, 14471, 20532, 28942, 29441, 41064, 43413, 57884, 58882, 86826, 88323, 115768, 117764, 173652, 176646, 235528, 347304, 353292, 706584, 853789, 1707578, 2561367, 3415156, 5122734, 6830312, 10245468, 20490936]

約数ペア:

[(1, 20490936), (2, 10245468), (3, 6830312), (4, 5122734), (6, 3415156), (8, 2561367), (12, 1707578), (24, 853789), (29, 706584), (58, 353292), (59, 347304), (87, 235528), (116, 176646), (118, 173652), (174, 117764), (177, 115768), (232, 88323), (236, 86826), (348, 58882), (354, 57884), (472, 43413), (499, 41064), (696, 29441), (708, 28942), (998, 20532), (1416, 14471), (1497, 13688), (1711, 11976), (1996, 10266), (2994, 6844), (3422, 5988), (3992, 5133)]