196398970

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{220673}}^1$

素因数の和:220769

約数の個数: 16

約数和(自身を含む): 357491880

約数和(自身を除く): 161092910

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 220673, 441346, 1103365, 2206730, 19639897, 39279794, 98199485, 196398970]

約数ペア:

[(1, 196398970), (2, 98199485), (5, 39279794), (10, 19639897), (89, 2206730), (178, 1103365), (445, 441346), (890, 220673)]