20216979188

素因数分解:

$2^2\times 7^2\times {\mathrm{13711}}^1\times {\mathrm{7523}}^1$

素因数の和:21252

約数の個数: 36

約数和(自身を含む): 41164466112

約数和(自身を除く): 20947486924

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 7523, 13711, 15046, 27422, 30092, 52661, 54844, 95977, 105322, 191954, 210644, 368627, 383908, 671839, 737254, 1343678, 1474508, 2687356, 103147853, 206295706, 412591412, 722034971, 1444069942, 2888139884, 5054244797, 10108489594, 20216979188]

約数ペア:

[(1, 20216979188), (2, 10108489594), (4, 5054244797), (7, 2888139884), (14, 1444069942), (28, 722034971), (49, 412591412), (98, 206295706), (196, 103147853), (7523, 2687356), (13711, 1474508), (15046, 1343678), (27422, 737254), (30092, 671839), (52661, 383908), (54844, 368627), (95977, 210644), (105322, 191954)]