16995474

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{641}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 37903680

約数和(自身を除く): 20908206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 641, 982, 1282, 1473, 1923, 2946, 3846, 4419, 5769, 8838, 11538, 13257, 17307, 26514, 34614, 314731, 629462, 944193, 1888386, 2832579, 5665158, 8497737, 16995474]

約数ペア:

[(1, 16995474), (2, 8497737), (3, 5665158), (6, 2832579), (9, 1888386), (18, 944193), (27, 629462), (54, 314731), (491, 34614), (641, 26514), (982, 17307), (1282, 13257), (1473, 11538), (1923, 8838), (2946, 5769), (3846, 4419)]