20159901244

素因数分解:

$2^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{961277}}^1$

素因数の和:961402

約数の個数: 36

約数和(自身を含む): 41423391576

約数和(自身を除く): 21263490332

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 196, 214, 428, 749, 1498, 2996, 5243, 10486, 20972, 961277, 1922554, 3845108, 6728939, 13457878, 26915756, 47102573, 94205146, 102856639, 188410292, 205713278, 411426556, 719996473, 1439992946, 2879985892, 5039975311, 10079950622, 20159901244]

約数ペア:

[(1, 20159901244), (2, 10079950622), (4, 5039975311), (7, 2879985892), (14, 1439992946), (28, 719996473), (49, 411426556), (98, 205713278), (107, 188410292), (196, 102856639), (214, 94205146), (428, 47102573), (749, 26915756), (1498, 13457878), (2996, 6728939), (5243, 3845108), (10486, 1922554), (20972, 961277)]