15998924

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 28858368

約数和(自身を除く): 12859444

約数列:

[1, 2, 4, 43, 86, 172, 191, 382, 487, 764, 974, 1948, 8213, 16426, 20941, 32852, 41882, 83764, 93017, 186034, 372068, 3999731, 7999462, 15998924]

約数ペア:

[(1, 15998924), (2, 7999462), (4, 3999731), (43, 372068), (86, 186034), (172, 93017), (191, 83764), (382, 41882), (487, 32852), (764, 20941), (974, 16426), (1948, 8213)]