19490576

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1723}}^1$

素因数の和:1839

約数の個数: 40

約数和(自身を含む): 43610304

約数和(自身を除く): 24119728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 1723, 2828, 3446, 5656, 6892, 11312, 12061, 13784, 24122, 27568, 48244, 96488, 174023, 192976, 348046, 696092, 1218161, 1392184, 2436322, 2784368, 4872644, 9745288, 19490576]

約数ペア:

[(1, 19490576), (2, 9745288), (4, 4872644), (7, 2784368), (8, 2436322), (14, 1392184), (16, 1218161), (28, 696092), (56, 348046), (101, 192976), (112, 174023), (202, 96488), (404, 48244), (707, 27568), (808, 24122), (1414, 13784), (1616, 12061), (1723, 11312), (2828, 6892), (3446, 5656)]