201917432

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{2309}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 401662800

約数和(自身を除く): 199745368

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 643, 1286, 2309, 2572, 4618, 5144, 9236, 10931, 18472, 21862, 39253, 43724, 78506, 87448, 157012, 314024, 1484687, 2969374, 5938748, 11877496, 25239679, 50479358, 100958716, 201917432]

約数ペア:

[(1, 201917432), (2, 100958716), (4, 50479358), (8, 25239679), (17, 11877496), (34, 5938748), (68, 2969374), (136, 1484687), (643, 314024), (1286, 157012), (2309, 87448), (2572, 78506), (4618, 43724), (5144, 39253), (9236, 21862), (10931, 18472)]