18741816

素因数分解:

$2^3\times 3^2\times {\mathrm{149}}^1\times {\mathrm{1747}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 51129000

約数和(自身を除く): 32387184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 149, 298, 447, 596, 894, 1192, 1341, 1747, 1788, 2682, 3494, 3576, 5241, 5364, 6988, 10482, 10728, 13976, 15723, 20964, 31446, 41928, 62892, 125784, 260303, 520606, 780909, 1041212, 1561818, 2082424, 2342727, 3123636, 4685454, 6247272, 9370908, 18741816]

約数ペア:

[(1, 18741816), (2, 9370908), (3, 6247272), (4, 4685454), (6, 3123636), (8, 2342727), (9, 2082424), (12, 1561818), (18, 1041212), (24, 780909), (36, 520606), (72, 260303), (149, 125784), (298, 62892), (447, 41928), (596, 31446), (894, 20964), (1192, 15723), (1341, 13976), (1747, 10728), (1788, 10482), (2682, 6988), (3494, 5364), (3576, 5241)]