18701616

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{2803}}^1$

素因数の和:2953

約数の個数: 40

約数和(自身を含む): 48677440

約数和(自身を除く): 29975824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 2803, 3336, 5606, 6672, 8409, 11212, 16818, 22424, 33636, 44848, 67272, 134544, 389617, 779234, 1168851, 1558468, 2337702, 3116936, 4675404, 6233872, 9350808, 18701616]

約数ペア:

[(1, 18701616), (2, 9350808), (3, 6233872), (4, 4675404), (6, 3116936), (8, 2337702), (12, 1558468), (16, 1168851), (24, 779234), (48, 389617), (139, 134544), (278, 67272), (417, 44848), (556, 33636), (834, 22424), (1112, 16818), (1668, 11212), (2224, 8409), (2803, 6672), (3336, 5606)]