202012912

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{141863}}^1$

素因数の和:141960

約数の個数: 20

約数和(自身を含む): 395800560

約数和(自身を除く): 193787648

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 141863, 283726, 567452, 1134904, 2269808, 12625807, 25251614, 50503228, 101006456, 202012912]

約数ペア:

[(1, 202012912), (2, 101006456), (4, 50503228), (8, 25251614), (16, 12625807), (89, 2269808), (178, 1134904), (356, 567452), (712, 283726), (1424, 141863)]