20180374101

素因数分解:

$3^7\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{5393}}^1$

素因数の和:5502

約数の個数: 64

約数和(自身を含む): 31846176000

約数和(自身を除く): 11665801899

約数列:

[1, 3, 9, 27, 29, 59, 81, 87, 177, 243, 261, 531, 729, 783, 1593, 1711, 2187, 2349, 4779, 5133, 5393, 7047, 14337, 15399, 16179, 21141, 43011, 46197, 48537, 63423, 129033, 138591, 145611, 156397, 318187, 415773, 436833, 469191, 954561, 1247319, 1310499, 1407573, 2863683, 3741957, 3931497, 4222719, 8591049, 9227423, 11794491, 12668157, 25773147, 27682269, 38004471, 77319441, 83046807, 114013413, 231958323, 249140421, 342040239, 695874969, 747421263, 2242263789, 6726791367, 20180374101]

約数ペア:

[(1, 20180374101), (3, 6726791367), (9, 2242263789), (27, 747421263), (29, 695874969), (59, 342040239), (81, 249140421), (87, 231958323), (177, 114013413), (243, 83046807), (261, 77319441), (531, 38004471), (729, 27682269), (783, 25773147), (1593, 12668157), (1711, 11794491), (2187, 9227423), (2349, 8591049), (4779, 4222719), (5133, 3931497), (5393, 3741957), (7047, 2863683), (14337, 1407573), (15399, 1310499), (16179, 1247319), (21141, 954561), (43011, 469191), (46197, 436833), (48537, 415773), (63423, 318187), (129033, 156397), (138591, 145611)]