18750195

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13441}}^1$

素因数の和:13483

約数の個数: 24

約数和(自身を含む): 33551232

約数和(自身を除く): 14801037

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13441, 40323, 67205, 120969, 201615, 416671, 604845, 1250013, 2083355, 3750039, 6250065, 18750195]

約数ペア:

[(1, 18750195), (3, 6250065), (5, 3750039), (9, 2083355), (15, 1250013), (31, 604845), (45, 416671), (93, 201615), (155, 120969), (279, 67205), (465, 40323), (1395, 13441)]