18836156952

素因数分解:

$2^3\times 3^2\times {\mathrm{691}}^1\times {\mathrm{378601}}^1$

素因数の和:379304

約数の個数: 48

約数和(自身を含む): 51088553880

約数和(自身を除く): 32252396928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 691, 1382, 2073, 2764, 4146, 5528, 6219, 8292, 12438, 16584, 24876, 49752, 378601, 757202, 1135803, 1514404, 2271606, 3028808, 3407409, 4543212, 6814818, 9086424, 13629636, 27259272, 261613291, 523226582, 784839873, 1046453164, 1569679746, 2092906328, 2354519619, 3139359492, 4709039238, 6278718984, 9418078476, 18836156952]

約数ペア:

[(1, 18836156952), (2, 9418078476), (3, 6278718984), (4, 4709039238), (6, 3139359492), (8, 2354519619), (9, 2092906328), (12, 1569679746), (18, 1046453164), (24, 784839873), (36, 523226582), (72, 261613291), (691, 27259272), (1382, 13629636), (2073, 9086424), (2764, 6814818), (4146, 4543212), (5528, 3407409), (6219, 3028808), (8292, 2271606), (12438, 1514404), (16584, 1135803), (24876, 757202), (49752, 378601)]