16688816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 33521664

約数和(自身を除く): 16832848

約数列:

[1, 2, 4, 8, 16, 43, 86, 127, 172, 191, 254, 344, 382, 508, 688, 764, 1016, 1528, 2032, 3056, 5461, 8213, 10922, 16426, 21844, 24257, 32852, 43688, 48514, 65704, 87376, 97028, 131408, 194056, 388112, 1043051, 2086102, 4172204, 8344408, 16688816]

約数ペア:

[(1, 16688816), (2, 8344408), (4, 4172204), (8, 2086102), (16, 1043051), (43, 388112), (86, 194056), (127, 131408), (172, 97028), (191, 87376), (254, 65704), (344, 48514), (382, 43688), (508, 32852), (688, 24257), (764, 21844), (1016, 16426), (1528, 10922), (2032, 8213), (3056, 5461)]