19502728

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6571}}^1$

素因数の和:6637

約数の個数: 32

約数和(自身を含む): 42586560

約数和(自身を除く): 23083832

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6571, 13142, 26284, 45997, 52568, 91994, 183988, 348263, 367976, 696526, 1393052, 2437841, 2786104, 4875682, 9751364, 19502728]

約数ペア:

[(1, 19502728), (2, 9751364), (4, 4875682), (7, 2786104), (8, 2437841), (14, 1393052), (28, 696526), (53, 367976), (56, 348263), (106, 183988), (212, 91994), (371, 52568), (424, 45997), (742, 26284), (1484, 13142), (2968, 6571)]