12219508

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 26091520

約数和(自身を除く): 13872012

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 103, 133, 206, 223, 266, 412, 446, 532, 721, 892, 1442, 1561, 1957, 2884, 3122, 3914, 4237, 6244, 7828, 8474, 13699, 16948, 22969, 27398, 29659, 45938, 54796, 59318, 91876, 118636, 160783, 321566, 436411, 643132, 872822, 1745644, 3054877, 6109754, 12219508]

約数ペア:

[(1, 12219508), (2, 6109754), (4, 3054877), (7, 1745644), (14, 872822), (19, 643132), (28, 436411), (38, 321566), (76, 160783), (103, 118636), (133, 91876), (206, 59318), (223, 54796), (266, 45938), (412, 29659), (446, 27398), (532, 22969), (721, 16948), (892, 13699), (1442, 8474), (1561, 7828), (1957, 6244), (2884, 4237), (3122, 3914)]