201912890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{276593}}^1$

素因数の和:276673

約数の個数: 16

約数和(自身を含む): 368423208

約数和(自身を除く): 166510318

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 276593, 553186, 1382965, 2765930, 20191289, 40382578, 100956445, 201912890]

約数ペア:

[(1, 201912890), (2, 100956445), (5, 40382578), (10, 20191289), (73, 2765930), (146, 1382965), (365, 553186), (730, 276593)]