23171564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 47040000

約数和(自身を除く): 23868436

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 188, 247, 494, 499, 611, 893, 988, 998, 1222, 1786, 1996, 2444, 3572, 6487, 9481, 11609, 12974, 18962, 23218, 23453, 25948, 37924, 46436, 46906, 93812, 123253, 246506, 304889, 445607, 493012, 609778, 891214, 1219556, 1782428, 5792891, 11585782, 23171564]

約数ペア:

[(1, 23171564), (2, 11585782), (4, 5792891), (13, 1782428), (19, 1219556), (26, 891214), (38, 609778), (47, 493012), (52, 445607), (76, 304889), (94, 246506), (188, 123253), (247, 93812), (494, 46906), (499, 46436), (611, 37924), (893, 25948), (988, 23453), (998, 23218), (1222, 18962), (1786, 12974), (1996, 11609), (2444, 9481), (3572, 6487)]