201381988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1129}}^1\times {\mathrm{2347}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 371453600

約数和(自身を除く): 170071612

約数列:

[1, 2, 4, 19, 38, 76, 1129, 2258, 2347, 4516, 4694, 9388, 21451, 42902, 44593, 85804, 89186, 178372, 2649763, 5299526, 10599052, 50345497, 100690994, 201381988]

約数ペア:

[(1, 201381988), (2, 100690994), (4, 50345497), (19, 10599052), (38, 5299526), (76, 2649763), (1129, 178372), (2258, 89186), (2347, 85804), (4516, 44593), (4694, 42902), (9388, 21451)]