18012178

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{823}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 28002816

約数和(自身を除く): 9990638

約数列:

[1, 2, 31, 62, 353, 706, 823, 1646, 10943, 21886, 25513, 51026, 290519, 581038, 9006089, 18012178]

約数ペア:

[(1, 18012178), (2, 9006089), (31, 581038), (62, 290519), (353, 51026), (706, 25513), (823, 21886), (1646, 10943)]