20456810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185971}}^1$

素因数の和:185989

約数の個数: 16

約数和(自身を含む): 40169952

約数和(自身を除く): 19713142

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185971, 371942, 929855, 1859710, 2045681, 4091362, 10228405, 20456810]

約数ペア:

[(1, 20456810), (2, 10228405), (5, 4091362), (10, 2045681), (11, 1859710), (22, 929855), (55, 371942), (110, 185971)]