20451926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1669}}^1$

素因数の和:2239

約数の個数: 16

約数和(自身を含む): 33546960

約数和(自身を除く): 13095034

約数列:

[1, 2, 11, 22, 557, 1114, 1669, 3338, 6127, 12254, 18359, 36718, 929633, 1859266, 10225963, 20451926]

約数ペア:

[(1, 20451926), (2, 10225963), (11, 1859266), (22, 929633), (557, 36718), (1114, 18359), (1669, 12254), (3338, 6127)]