16939930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1741}}^1$

素因数の和:1894

約数の個数: 32

約数和(自身を含む): 35118720

約数和(自身を除く): 18178790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1741, 1946, 3482, 4865, 8705, 9730, 12187, 17410, 24374, 60935, 121870, 241999, 483998, 1209995, 1693993, 2419990, 3387986, 8469965, 16939930]

約数ペア:

[(1, 16939930), (2, 8469965), (5, 3387986), (7, 2419990), (10, 1693993), (14, 1209995), (35, 483998), (70, 241999), (139, 121870), (278, 60935), (695, 24374), (973, 17410), (1390, 12187), (1741, 9730), (1946, 8705), (3482, 4865)]