20247684

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 29285436

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 83, 87, 116, 166, 174, 249, 332, 348, 498, 701, 996, 1402, 2103, 2407, 2804, 4206, 4814, 7221, 8412, 9628, 14442, 20329, 28884, 40658, 58183, 60987, 81316, 116366, 121974, 174549, 232732, 243948, 349098, 698196, 1687307, 3374614, 5061921, 6749228, 10123842, 20247684]

約数ペア:

[(1, 20247684), (2, 10123842), (3, 6749228), (4, 5061921), (6, 3374614), (12, 1687307), (29, 698196), (58, 349098), (83, 243948), (87, 232732), (116, 174549), (166, 121974), (174, 116366), (249, 81316), (332, 60987), (348, 58183), (498, 40658), (701, 28884), (996, 20329), (1402, 14442), (2103, 9628), (2407, 8412), (2804, 7221), (4206, 4814)]