1945990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11447}}^1$

素因数の和:11471

約数の個数: 16

約数和(自身を含む): 3709152

約数和(自身を除く): 1763162

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 11447, 22894, 57235, 114470, 194599, 389198, 972995, 1945990]

約数ペア:

[(1, 1945990), (2, 972995), (5, 389198), (10, 194599), (17, 114470), (34, 57235), (85, 22894), (170, 11447)]