12539810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2129}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 24537600

約数和(自身を除く): 11997790

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2129, 2945, 4258, 5890, 10645, 21290, 40451, 65999, 80902, 131998, 202255, 329995, 404510, 659990, 1253981, 2507962, 6269905, 12539810]

約数ペア:

[(1, 12539810), (2, 6269905), (5, 2507962), (10, 1253981), (19, 659990), (31, 404510), (38, 329995), (62, 202255), (95, 131998), (155, 80902), (190, 65999), (310, 40451), (589, 21290), (1178, 10645), (2129, 5890), (2945, 4258)]