19627164

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1\times {\mathrm{691}}^1$

素因数の和:967

約数の個数: 48

約数和(自身を含む): 51152640

約数和(自身を除く): 31525476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 691, 789, 1052, 1382, 1578, 2073, 2367, 2764, 3156, 4146, 4734, 6219, 7101, 8292, 9468, 12438, 14202, 18657, 24876, 28404, 37314, 74628, 181733, 363466, 545199, 726932, 1090398, 1635597, 2180796, 3271194, 4906791, 6542388, 9813582, 19627164]

約数ペア:

[(1, 19627164), (2, 9813582), (3, 6542388), (4, 4906791), (6, 3271194), (9, 2180796), (12, 1635597), (18, 1090398), (27, 726932), (36, 545199), (54, 363466), (108, 181733), (263, 74628), (526, 37314), (691, 28404), (789, 24876), (1052, 18657), (1382, 14202), (1578, 12438), (2073, 9468), (2367, 8292), (2764, 7101), (3156, 6219), (4146, 4734)]