20161294

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4021}}^1$

素因数の和:4155

約数の個数: 16

約数和(自身を含む): 31854240

約数和(自身を除く): 11692946

約数列:

[1, 2, 23, 46, 109, 218, 2507, 4021, 5014, 8042, 92483, 184966, 438289, 876578, 10080647, 20161294]

約数ペア:

[(1, 20161294), (2, 10080647), (23, 876578), (46, 438289), (109, 184966), (218, 92483), (2507, 8042), (4021, 5014)]