18665906

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1049}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 15202894

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 574, 1049, 1271, 2098, 2542, 7343, 8897, 14686, 17794, 32519, 43009, 65038, 86018, 227633, 301063, 455266, 602126, 1333279, 2666558, 9332953, 18665906]

約数ペア:

[(1, 18665906), (2, 9332953), (7, 2666558), (14, 1333279), (31, 602126), (41, 455266), (62, 301063), (82, 227633), (217, 86018), (287, 65038), (434, 43009), (574, 32519), (1049, 17794), (1271, 14686), (2098, 8897), (2542, 7343)]