16981810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 32596992

約数和(自身を除く): 15615182

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 191, 382, 523, 955, 1046, 1910, 2615, 3247, 5230, 6494, 8891, 16235, 17782, 32470, 44455, 88910, 99893, 199786, 499465, 998930, 1698181, 3396362, 8490905, 16981810]

約数ペア:

[(1, 16981810), (2, 8490905), (5, 3396362), (10, 1698181), (17, 998930), (34, 499465), (85, 199786), (170, 99893), (191, 88910), (382, 44455), (523, 32470), (955, 17782), (1046, 16235), (1910, 8891), (2615, 6494), (3247, 5230)]