20888116

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 37650816

約数和(自身を除く): 16762700

約数列:

[1, 2, 4, 47, 94, 137, 188, 274, 548, 811, 1622, 3244, 6439, 12878, 25756, 38117, 76234, 111107, 152468, 222214, 444428, 5222029, 10444058, 20888116]

約数ペア:

[(1, 20888116), (2, 10444058), (4, 5222029), (47, 444428), (94, 222214), (137, 152468), (188, 111107), (274, 76234), (548, 38117), (811, 25756), (1622, 12878), (3244, 6439)]