20751940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94327}}^1$

素因数の和:94347

約数の個数: 24

約数和(自身を含む): 47541312

約数和(自身を除く): 26789372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94327, 188654, 377308, 471635, 943270, 1037597, 1886540, 2075194, 4150388, 5187985, 10375970, 20751940]

約数ペア:

[(1, 20751940), (2, 10375970), (4, 5187985), (5, 4150388), (10, 2075194), (11, 1886540), (20, 1037597), (22, 943270), (44, 471635), (55, 377308), (110, 188654), (220, 94327)]