20452556

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 36736560

約数和(自身を除く): 16284004

約数列:

[1, 2, 4, 73, 89, 146, 178, 292, 356, 787, 1574, 3148, 6497, 12994, 25988, 57451, 70043, 114902, 140086, 229804, 280172, 5113139, 10226278, 20452556]

約数ペア:

[(1, 20452556), (2, 10226278), (4, 5113139), (73, 280172), (89, 229804), (146, 140086), (178, 114902), (292, 70043), (356, 57451), (787, 25988), (1574, 12994), (3148, 6497)]