20731530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{691051}}^1$

素因数の和:691061

約数の個数: 16

約数和(自身を含む): 49755744

約数和(自身を除く): 29024214

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 691051, 1382102, 2073153, 3455255, 4146306, 6910510, 10365765, 20731530]

約数ペア:

[(1, 20731530), (2, 10365765), (3, 6910510), (5, 4146306), (6, 3455255), (10, 2073153), (15, 1382102), (30, 691051)]