20574806

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3044

約数の個数: 24

約数和(自身を含む): 36418896

約数和(自身を除く): 15844090

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2957, 3479, 5914, 6958, 20699, 41398, 144893, 209947, 289786, 419894, 1469629, 2939258, 10287403, 20574806]

約数ペア:

[(1, 20574806), (2, 10287403), (7, 2939258), (14, 1469629), (49, 419894), (71, 289786), (98, 209947), (142, 144893), (497, 41398), (994, 20699), (2957, 6958), (3479, 5914)]