20133976

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 39061440

約数和(自身を除く): 18927464

約数列:

[1, 2, 4, 8, 43, 86, 107, 172, 214, 344, 428, 547, 856, 1094, 2188, 4376, 4601, 9202, 18404, 23521, 36808, 47042, 58529, 94084, 117058, 188168, 234116, 468232, 2516747, 5033494, 10066988, 20133976]

約数ペア:

[(1, 20133976), (2, 10066988), (4, 5033494), (8, 2516747), (43, 468232), (86, 234116), (107, 188168), (172, 117058), (214, 94084), (344, 58529), (428, 47042), (547, 36808), (856, 23521), (1094, 18404), (2188, 9202), (4376, 4601)]