20460636

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{1657}}^1$

素因数の和:1688

約数の個数: 72

約数和(自身を含む): 60351200

約数和(自身を除く): 39890564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1657, 1764, 2058, 3087, 3314, 4116, 4971, 6174, 6628, 9942, 11599, 12348, 14913, 19884, 23198, 29826, 34797, 46396, 59652, 69594, 81193, 104391, 139188, 162386, 208782, 243579, 324772, 417564, 487158, 568351, 730737, 974316, 1136702, 1461474, 1705053, 2273404, 2922948, 3410106, 5115159, 6820212, 10230318, 20460636]

約数ペア:

[(1, 20460636), (2, 10230318), (3, 6820212), (4, 5115159), (6, 3410106), (7, 2922948), (9, 2273404), (12, 1705053), (14, 1461474), (18, 1136702), (21, 974316), (28, 730737), (36, 568351), (42, 487158), (49, 417564), (63, 324772), (84, 243579), (98, 208782), (126, 162386), (147, 139188), (196, 104391), (252, 81193), (294, 69594), (343, 59652), (441, 46396), (588, 34797), (686, 29826), (882, 23198), (1029, 19884), (1372, 14913), (1657, 12348), (1764, 11599), (2058, 9942), (3087, 6628), (3314, 6174), (4116, 4971)]