11651980

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{853}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 24533712

約数和(自身を除く): 12881732

約数列:

[1, 2, 4, 5, 10, 20, 683, 853, 1366, 1706, 2732, 3412, 3415, 4265, 6830, 8530, 13660, 17060, 582599, 1165198, 2330396, 2912995, 5825990, 11651980]

約数ペア:

[(1, 11651980), (2, 5825990), (4, 2912995), (5, 2330396), (10, 1165198), (20, 582599), (683, 17060), (853, 13660), (1366, 8530), (1706, 6830), (2732, 4265), (3412, 3415)]