20403092

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 36670536

約数和(自身を除く): 16267444

約数列:

[1, 2, 4, 53, 106, 157, 212, 314, 613, 628, 1226, 2452, 8321, 16642, 32489, 33284, 64978, 96241, 129956, 192482, 384964, 5100773, 10201546, 20403092]

約数ペア:

[(1, 20403092), (2, 10201546), (4, 5100773), (53, 384964), (106, 192482), (157, 129956), (212, 96241), (314, 64978), (613, 33284), (628, 32489), (1226, 16642), (2452, 8321)]