19148353

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 22627584

約数和(自身を除く): 3479231

約数列:

[1, 7, 41, 137, 287, 487, 959, 3409, 5617, 19967, 39319, 66719, 139769, 467033, 2735479, 19148353]

約数ペア:

[(1, 19148353), (7, 2735479), (41, 467033), (137, 139769), (287, 66719), (487, 39319), (959, 19967), (3409, 5617)]