19093347

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 36736000

約数和(自身を除く): 17642653

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 91, 117, 133, 171, 189, 247, 273, 351, 399, 409, 513, 741, 819, 1197, 1227, 1729, 2223, 2457, 2863, 3591, 3681, 5187, 5317, 6669, 7771, 8589, 11043, 15561, 15951, 23313, 25767, 37219, 46683, 47853, 54397, 69939, 77301, 101023, 111657, 143559, 163191, 209817, 303069, 334971, 489573, 707161, 909207, 1004913, 1468719, 2121483, 2727621, 6364449, 19093347]

約数ペア:

[(1, 19093347), (3, 6364449), (7, 2727621), (9, 2121483), (13, 1468719), (19, 1004913), (21, 909207), (27, 707161), (39, 489573), (57, 334971), (63, 303069), (91, 209817), (117, 163191), (133, 143559), (171, 111657), (189, 101023), (247, 77301), (273, 69939), (351, 54397), (399, 47853), (409, 46683), (513, 37219), (741, 25767), (819, 23313), (1197, 15951), (1227, 15561), (1729, 11043), (2223, 8589), (2457, 7771), (2863, 6669), (3591, 5317), (3681, 5187)]