20074264

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 25544936

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 47, 56, 58, 94, 116, 188, 203, 232, 263, 329, 376, 406, 526, 658, 812, 1052, 1316, 1363, 1624, 1841, 2104, 2632, 2726, 3682, 5452, 7364, 7627, 9541, 10904, 12361, 14728, 15254, 19082, 24722, 30508, 38164, 49444, 53389, 61016, 76328, 86527, 98888, 106778, 173054, 213556, 346108, 358469, 427112, 692216, 716938, 1433876, 2509283, 2867752, 5018566, 10037132, 20074264]

約数ペア:

[(1, 20074264), (2, 10037132), (4, 5018566), (7, 2867752), (8, 2509283), (14, 1433876), (28, 716938), (29, 692216), (47, 427112), (56, 358469), (58, 346108), (94, 213556), (116, 173054), (188, 106778), (203, 98888), (232, 86527), (263, 76328), (329, 61016), (376, 53389), (406, 49444), (526, 38164), (658, 30508), (812, 24722), (1052, 19082), (1316, 15254), (1363, 14728), (1624, 12361), (1841, 10904), (2104, 9541), (2632, 7627), (2726, 7364), (3682, 5452)]