1989394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2961

約数の個数: 16

約数和(自身を含む): 3361536

約数和(自身を除く): 1372142

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 2917, 5834, 32087, 64174, 90427, 180854, 994697, 1989394]

約数ペア:

[(1, 1989394), (2, 994697), (11, 180854), (22, 90427), (31, 64174), (62, 32087), (341, 5834), (682, 2917)]