220199368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1619113}}^1$

素因数の和:1619136

約数の個数: 16

約数和(自身を含む): 437160780

約数和(自身を除く): 216961412

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1619113, 3238226, 6476452, 12952904, 27524921, 55049842, 110099684, 220199368]

約数ペア:

[(1, 220199368), (2, 110099684), (4, 55049842), (8, 27524921), (17, 12952904), (34, 6476452), (68, 3238226), (136, 1619113)]