201731850620

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{73624763}}^1$

素因数の和:73624909

約数の個数: 24

約数和(自身を含む): 426729132144

約数和(自身を除く): 224997281524

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 73624763, 147249526, 294499052, 368123815, 736247630, 1472495260, 10086592531, 20173185062, 40346370124, 50432962655, 100865925310, 201731850620]

約数ペア:

[(1, 201731850620), (2, 100865925310), (4, 50432962655), (5, 40346370124), (10, 20173185062), (20, 10086592531), (137, 1472495260), (274, 736247630), (548, 368123815), (685, 294499052), (1370, 147249526), (2740, 73624763)]