20529656

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6917}}^1$

素因数の和:6983

約数の個数: 32

約数和(自身を含む): 44828640

約数和(自身を除く): 24298984

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6917, 13834, 27668, 48419, 55336, 96838, 193676, 366601, 387352, 733202, 1466404, 2566207, 2932808, 5132414, 10264828, 20529656]

約数ペア:

[(1, 20529656), (2, 10264828), (4, 5132414), (7, 2932808), (8, 2566207), (14, 1466404), (28, 733202), (53, 387352), (56, 366601), (106, 193676), (212, 96838), (371, 55336), (424, 48419), (742, 27668), (1484, 13834), (2968, 6917)]