20449550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37181}}^1$

素因数の和:37204

約数の個数: 24

約数和(自身を含む): 41495112

約数和(自身を除く): 21045562

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37181, 74362, 185905, 371810, 408991, 817982, 929525, 1859050, 2044955, 4089910, 10224775, 20449550]

約数ペア:

[(1, 20449550), (2, 10224775), (5, 4089910), (10, 2044955), (11, 1859050), (22, 929525), (25, 817982), (50, 408991), (55, 371810), (110, 185905), (275, 74362), (550, 37181)]