2018188890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{55921}}^1$

素因数の和:56335

約数の個数: 48

約数和(自身を含む): 5260470696

約数和(自身を除く): 3242281806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 401, 802, 1203, 2005, 2406, 3609, 4010, 6015, 7218, 12030, 18045, 36090, 55921, 111842, 167763, 279605, 335526, 503289, 559210, 838815, 1006578, 1677630, 2516445, 5032890, 22424321, 44848642, 67272963, 112121605, 134545926, 201818889, 224243210, 336364815, 403637778, 672729630, 1009094445, 2018188890]

約数ペア:

[(1, 2018188890), (2, 1009094445), (3, 672729630), (5, 403637778), (6, 336364815), (9, 224243210), (10, 201818889), (15, 134545926), (18, 112121605), (30, 67272963), (45, 44848642), (90, 22424321), (401, 5032890), (802, 2516445), (1203, 1677630), (2005, 1006578), (2406, 838815), (3609, 559210), (4010, 503289), (6015, 335526), (7218, 279605), (12030, 167763), (18045, 111842), (36090, 55921)]