19802158705

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{56123}}^1$

素因数の和:56745

約数の個数: 32

約数和(自身を含む): 28803734784

約数和(自身を除く): 9001576079

約数列:

[1, 5, 7, 17, 35, 85, 119, 593, 595, 2965, 4151, 10081, 20755, 50405, 56123, 70567, 280615, 352835, 392861, 954091, 1964305, 4770455, 6678637, 33280939, 33393185, 166404695, 232966573, 565775963, 1164832865, 2828879815, 3960431741, 19802158705]

約数ペア:

[(1, 19802158705), (5, 3960431741), (7, 2828879815), (17, 1164832865), (35, 565775963), (85, 232966573), (119, 166404695), (593, 33393185), (595, 33280939), (2965, 6678637), (4151, 4770455), (10081, 1964305), (20755, 954091), (50405, 392861), (56123, 352835), (70567, 280615)]