2021826822

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{12641}}^1$

素因数の和:12749

約数の個数: 64

約数和(自身を含む): 4514711040

約数和(自身を除く): 2492884218

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 61, 69, 114, 122, 138, 183, 366, 437, 874, 1159, 1311, 1403, 2318, 2622, 2806, 3477, 4209, 6954, 8418, 12641, 25282, 26657, 37923, 53314, 75846, 79971, 159942, 240179, 290743, 480358, 581486, 720537, 771101, 872229, 1441074, 1542202, 1744458, 2313303, 4626606, 5524117, 11048234, 14650919, 16572351, 17735323, 29301838, 33144702, 35470646, 43952757, 53205969, 87905514, 106411938, 336971137, 673942274, 1010913411, 2021826822]

約数ペア:

[(1, 2021826822), (2, 1010913411), (3, 673942274), (6, 336971137), (19, 106411938), (23, 87905514), (38, 53205969), (46, 43952757), (57, 35470646), (61, 33144702), (69, 29301838), (114, 17735323), (122, 16572351), (138, 14650919), (183, 11048234), (366, 5524117), (437, 4626606), (874, 2313303), (1159, 1744458), (1311, 1542202), (1403, 1441074), (2318, 872229), (2622, 771101), (2806, 720537), (3477, 581486), (4209, 480358), (6954, 290743), (8418, 240179), (12641, 159942), (25282, 79971), (26657, 75846), (37923, 53314)]