20604984

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{2141}}^1$

素因数の和:2551

約数の個数: 32

約数和(自身を含む): 51665040

約数和(自身を除く): 31060056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2141, 2406, 3208, 4282, 4812, 6423, 8564, 9624, 12846, 17128, 25692, 51384, 858541, 1717082, 2575623, 3434164, 5151246, 6868328, 10302492, 20604984]

約数ペア:

[(1, 20604984), (2, 10302492), (3, 6868328), (4, 5151246), (6, 3434164), (8, 2575623), (12, 1717082), (24, 858541), (401, 51384), (802, 25692), (1203, 17128), (1604, 12846), (2141, 9624), (2406, 8564), (3208, 6423), (4282, 4812)]