20670832

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14197}}^1$

素因数の和:14225

約数の個数: 40

約数和(自身を含む): 49295456

約数和(自身を除く): 28624624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14197, 28394, 56788, 99379, 113576, 184561, 198758, 227152, 369122, 397516, 738244, 795032, 1291927, 1476488, 1590064, 2583854, 2952976, 5167708, 10335416, 20670832]

約数ペア:

[(1, 20670832), (2, 10335416), (4, 5167708), (7, 2952976), (8, 2583854), (13, 1590064), (14, 1476488), (16, 1291927), (26, 795032), (28, 738244), (52, 397516), (56, 369122), (91, 227152), (104, 198758), (112, 184561), (182, 113576), (208, 99379), (364, 56788), (728, 28394), (1456, 14197)]