18416340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1013}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 56471688

約数和(自身を除く): 38055348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1013, 1212, 1515, 1818, 2020, 2026, 3030, 3039, 3636, 4052, 4545, 5065, 6060, 6078, 9090, 9117, 10130, 12156, 15195, 18180, 18234, 20260, 30390, 36468, 45585, 60780, 91170, 102313, 182340, 204626, 306939, 409252, 511565, 613878, 920817, 1023130, 1227756, 1534695, 1841634, 2046260, 3069390, 3683268, 4604085, 6138780, 9208170, 18416340]

約数ペア:

[(1, 18416340), (2, 9208170), (3, 6138780), (4, 4604085), (5, 3683268), (6, 3069390), (9, 2046260), (10, 1841634), (12, 1534695), (15, 1227756), (18, 1023130), (20, 920817), (30, 613878), (36, 511565), (45, 409252), (60, 306939), (90, 204626), (101, 182340), (180, 102313), (202, 91170), (303, 60780), (404, 45585), (505, 36468), (606, 30390), (909, 20260), (1010, 18234), (1013, 18180), (1212, 15195), (1515, 12156), (1818, 10130), (2020, 9117), (2026, 9090), (3030, 6078), (3039, 6060), (3636, 5065), (4052, 4545)]