20405721044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1613}}^1\times {\mathrm{186041}}^1$

素因数の和:187675

約数の個数: 24

約数和(自身を含む): 37834245288

約数和(自身を除く): 17428524244

約数列:

[1, 2, 4, 17, 34, 68, 1613, 3226, 6452, 27421, 54842, 109684, 186041, 372082, 744164, 3162697, 6325394, 12650788, 300084133, 600168266, 1200336532, 5101430261, 10202860522, 20405721044]

約数ペア:

[(1, 20405721044), (2, 10202860522), (4, 5101430261), (17, 1200336532), (34, 600168266), (68, 300084133), (1613, 12650788), (3226, 6325394), (6452, 3162697), (27421, 744164), (54842, 372082), (109684, 186041)]