20189448

素因数分解:

$2^3\times 3^2\times {\mathrm{280409}}^1$

素因数の和:280421

約数の個数: 24

約数和(自身を含む): 54679950

約数和(自身を除く): 34490502

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 280409, 560818, 841227, 1121636, 1682454, 2243272, 2523681, 3364908, 5047362, 6729816, 10094724, 20189448]

約数ペア:

[(1, 20189448), (2, 10094724), (3, 6729816), (4, 5047362), (6, 3364908), (8, 2523681), (9, 2243272), (12, 1682454), (18, 1121636), (24, 841227), (36, 560818), (72, 280409)]