9909982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1039}}^1$

素因数の和:1311

約数の個数: 16

約数和(自身を含む): 15724800

約数和(自身を除く): 5814818

約数列:

[1, 2, 19, 38, 251, 502, 1039, 2078, 4769, 9538, 19741, 39482, 260789, 521578, 4954991, 9909982]

約数ペア:

[(1, 9909982), (2, 4954991), (19, 521578), (38, 260789), (251, 39482), (502, 19741), (1039, 9538), (2078, 4769)]