20474028

素因数分解:

$2^2\times 3^2\times {\mathrm{568723}}^1$

素因数の和:568733

約数の個数: 18

約数和(自身を含む): 51753884

約数和(自身を除く): 31279856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 568723, 1137446, 1706169, 2274892, 3412338, 5118507, 6824676, 10237014, 20474028]

約数ペア:

[(1, 20474028), (2, 10237014), (3, 6824676), (4, 5118507), (6, 3412338), (9, 2274892), (12, 1706169), (18, 1137446), (36, 568723)]