18417818

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{727}}^1$

素因数の和:1021

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 9886822

約数列:

[1, 2, 53, 106, 239, 478, 727, 1454, 12667, 25334, 38531, 77062, 173753, 347506, 9208909, 18417818]

約数ペア:

[(1, 18417818), (2, 9208909), (53, 347506), (106, 173753), (239, 77062), (478, 38531), (727, 25334), (1454, 12667)]