12865396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1381}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 24030216

約数和(自身を除く): 11164820

約数列:

[1, 2, 4, 17, 34, 68, 137, 274, 548, 1381, 2329, 2762, 4658, 5524, 9316, 23477, 46954, 93908, 189197, 378394, 756788, 3216349, 6432698, 12865396]

約数ペア:

[(1, 12865396), (2, 6432698), (4, 3216349), (17, 756788), (34, 378394), (68, 189197), (137, 93908), (274, 46954), (548, 23477), (1381, 9316), (2329, 5524), (2762, 4658)]