12551590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 24560640

約数和(自身を除く): 12009050

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2131, 2945, 4262, 5890, 10655, 21310, 40489, 66061, 80978, 132122, 202445, 330305, 404890, 660610, 1255159, 2510318, 6275795, 12551590]

約数ペア:

[(1, 12551590), (2, 6275795), (5, 2510318), (10, 1255159), (19, 660610), (31, 404890), (38, 330305), (62, 202445), (95, 132122), (155, 80978), (190, 66061), (310, 40489), (589, 21310), (1178, 10655), (2131, 5890), (2945, 4262)]