20153012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12379}}^1$

素因数の和:12431

約数の個数: 24

約数和(自身を含む): 39516960

約数和(自身を除く): 19363948

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12379, 24758, 49516, 136169, 272338, 458023, 544676, 916046, 1832092, 5038253, 10076506, 20153012]

約数ペア:

[(1, 20153012), (2, 10076506), (4, 5038253), (11, 1832092), (22, 916046), (37, 544676), (44, 458023), (74, 272338), (148, 136169), (407, 49516), (814, 24758), (1628, 12379)]