19380845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 26339040

約数和(自身を除く): 6958195

約数列:

[1, 5, 11, 29, 55, 145, 319, 419, 841, 1595, 2095, 4205, 4609, 9251, 12151, 23045, 46255, 60755, 133661, 352379, 668305, 1761895, 3876169, 19380845]

約数ペア:

[(1, 19380845), (5, 3876169), (11, 1761895), (29, 668305), (55, 352379), (145, 133661), (319, 60755), (419, 46255), (841, 23045), (1595, 12151), (2095, 9251), (4205, 4609)]