12139910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39161}}^1$

素因数の和:39199

約数の個数: 16

約数和(自身を含む): 22557312

約数和(自身を除く): 10417402

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 39161, 78322, 195805, 391610, 1213991, 2427982, 6069955, 12139910]

約数ペア:

[(1, 12139910), (2, 6069955), (5, 2427982), (10, 1213991), (31, 391610), (62, 195805), (155, 78322), (310, 39161)]