18052528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:629

約数の個数: 40

約数和(自身を含む): 37931600

約数和(自身を除く): 19879072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 229, 379, 458, 758, 916, 1516, 1832, 2977, 3032, 3664, 4927, 5954, 6064, 9854, 11908, 19708, 23816, 39416, 47632, 78832, 86791, 173582, 347164, 694328, 1128283, 1388656, 2256566, 4513132, 9026264, 18052528]

約数ペア:

[(1, 18052528), (2, 9026264), (4, 4513132), (8, 2256566), (13, 1388656), (16, 1128283), (26, 694328), (52, 347164), (104, 173582), (208, 86791), (229, 78832), (379, 47632), (458, 39416), (758, 23816), (916, 19708), (1516, 11908), (1832, 9854), (2977, 6064), (3032, 5954), (3664, 4927)]