19161225215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1\times {\mathrm{14341}}^1$

素因数の和:15803

約数の個数: 32

約数和(自身を含む): 26579741760

約数和(自身を除く): 7418516545

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 1429, 7145, 14341, 15719, 24293, 71705, 78595, 121465, 157751, 243797, 267223, 788755, 1218985, 1336115, 2681767, 13408835, 20493289, 102466445, 225426179, 348385913, 1127130895, 1741929565, 3832245043, 19161225215]

約数ペア:

[(1, 19161225215), (5, 3832245043), (11, 1741929565), (17, 1127130895), (55, 348385913), (85, 225426179), (187, 102466445), (935, 20493289), (1429, 13408835), (7145, 2681767), (14341, 1336115), (15719, 1218985), (24293, 788755), (71705, 267223), (78595, 243797), (121465, 157751)]