20365340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53593}}^1$

素因数の和:53621

約数の個数: 24

約数和(自身を含む): 45018960

約数和(自身を除く): 24653620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53593, 107186, 214372, 267965, 535930, 1018267, 1071860, 2036534, 4073068, 5091335, 10182670, 20365340]

約数ペア:

[(1, 20365340), (2, 10182670), (4, 5091335), (5, 4073068), (10, 2036534), (19, 1071860), (20, 1018267), (38, 535930), (76, 267965), (95, 214372), (190, 107186), (380, 53593)]