201421784

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{4967}}^1$

素因数の和:5147

約数の個数: 32

約数和(自身を含む): 390782880

約数和(自身を除く): 189361096

約数列:

[1, 2, 4, 8, 37, 74, 137, 148, 274, 296, 548, 1096, 4967, 5069, 9934, 10138, 19868, 20276, 39736, 40552, 183779, 367558, 680479, 735116, 1360958, 1470232, 2721916, 5443832, 25177723, 50355446, 100710892, 201421784]

約数ペア:

[(1, 201421784), (2, 100710892), (4, 50355446), (8, 25177723), (37, 5443832), (74, 2721916), (137, 1470232), (148, 1360958), (274, 735116), (296, 680479), (548, 367558), (1096, 183779), (4967, 40552), (5069, 39736), (9934, 20276), (10138, 19868)]