20691942

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2099}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 22853658

約数列:

[1, 2, 3, 6, 31, 53, 62, 93, 106, 159, 186, 318, 1643, 2099, 3286, 4198, 4929, 6297, 9858, 12594, 65069, 111247, 130138, 195207, 222494, 333741, 390414, 667482, 3448657, 6897314, 10345971, 20691942]

約数ペア:

[(1, 20691942), (2, 10345971), (3, 6897314), (6, 3448657), (31, 667482), (53, 390414), (62, 333741), (93, 222494), (106, 195207), (159, 130138), (186, 111247), (318, 65069), (1643, 12594), (2099, 9858), (3286, 6297), (4198, 4929)]