19669792

素因数分解:

$2^5\times {\mathrm{37}}^2\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 36

約数和(自身を含む): 39888450

約数和(自身を除く): 20218658

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 449, 592, 898, 1184, 1369, 1796, 2738, 3592, 5476, 7184, 10952, 14368, 16613, 21904, 33226, 43808, 66452, 132904, 265808, 531616, 614681, 1229362, 2458724, 4917448, 9834896, 19669792]

約数ペア:

[(1, 19669792), (2, 9834896), (4, 4917448), (8, 2458724), (16, 1229362), (32, 614681), (37, 531616), (74, 265808), (148, 132904), (296, 66452), (449, 43808), (592, 33226), (898, 21904), (1184, 16613), (1369, 14368), (1796, 10952), (2738, 7184), (3592, 5476)]