209649638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1877}}^1\times {\mathrm{5077}}^1$

素因数の和:6967

約数の個数: 16

約数和(自身を含む): 343313424

約数和(自身を除く): 133663786

約数列:

[1, 2, 11, 22, 1877, 3754, 5077, 10154, 20647, 41294, 55847, 111694, 9529529, 19059058, 104824819, 209649638]

約数ペア:

[(1, 209649638), (2, 104824819), (11, 19059058), (22, 9529529), (1877, 111694), (3754, 55847), (5077, 41294), (10154, 20647)]