8402978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{881}}^1$

素因数の和:1153

約数の個数: 16

約数和(自身を含む): 13335840

約数和(自身を除く): 4932862

約数列:

[1, 2, 19, 38, 251, 502, 881, 1762, 4769, 9538, 16739, 33478, 221131, 442262, 4201489, 8402978]

約数ペア:

[(1, 8402978), (2, 4201489), (19, 442262), (38, 221131), (251, 33478), (502, 16739), (881, 9538), (1762, 4769)]