20636572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 22038116

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 47, 68, 94, 187, 188, 374, 517, 587, 748, 799, 1034, 1174, 1598, 2068, 2348, 3196, 6457, 8789, 9979, 12914, 17578, 19958, 25828, 27589, 35156, 39916, 55178, 109769, 110356, 219538, 303479, 439076, 469013, 606958, 938026, 1213916, 1876052, 5159143, 10318286, 20636572]

約数ペア:

[(1, 20636572), (2, 10318286), (4, 5159143), (11, 1876052), (17, 1213916), (22, 938026), (34, 606958), (44, 469013), (47, 439076), (68, 303479), (94, 219538), (187, 110356), (188, 109769), (374, 55178), (517, 39916), (587, 35156), (748, 27589), (799, 25828), (1034, 19958), (1174, 17578), (1598, 12914), (2068, 9979), (2348, 8789), (3196, 6457)]