20312634

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 45711360

約数和(自身を除く): 25398726

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 61, 69, 114, 122, 127, 138, 183, 254, 366, 381, 437, 762, 874, 1159, 1311, 1403, 2318, 2413, 2622, 2806, 2921, 3477, 4209, 4826, 5842, 6954, 7239, 7747, 8418, 8763, 14478, 15494, 17526, 23241, 26657, 46482, 53314, 55499, 79971, 110998, 147193, 159942, 166497, 178181, 294386, 332994, 356362, 441579, 534543, 883158, 1069086, 3385439, 6770878, 10156317, 20312634]

約数ペア:

[(1, 20312634), (2, 10156317), (3, 6770878), (6, 3385439), (19, 1069086), (23, 883158), (38, 534543), (46, 441579), (57, 356362), (61, 332994), (69, 294386), (114, 178181), (122, 166497), (127, 159942), (138, 147193), (183, 110998), (254, 79971), (366, 55499), (381, 53314), (437, 46482), (762, 26657), (874, 23241), (1159, 17526), (1311, 15494), (1403, 14478), (2318, 8763), (2413, 8418), (2622, 7747), (2806, 7239), (2921, 6954), (3477, 5842), (4209, 4826)]