20572142

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{941}}^1$

素因数の和:1603

約数の個数: 16

約数和(自身を含む): 32758992

約数和(自身を除く): 12186850

約数列:

[1, 2, 17, 34, 643, 941, 1286, 1882, 10931, 15997, 21862, 31994, 605063, 1210126, 10286071, 20572142]

約数ペア:

[(1, 20572142), (2, 10286071), (17, 1210126), (34, 605063), (643, 31994), (941, 21862), (1286, 15997), (1882, 10931)]