18224290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1873}}^1$

素因数の和:2026

約数の個数: 32

約数和(自身を含む): 37779840

約数和(自身を除く): 19555550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1873, 1946, 3746, 4865, 9365, 9730, 13111, 18730, 26222, 65555, 131110, 260347, 520694, 1301735, 1822429, 2603470, 3644858, 9112145, 18224290]

約数ペア:

[(1, 18224290), (2, 9112145), (5, 3644858), (7, 2603470), (10, 1822429), (14, 1301735), (35, 520694), (70, 260347), (139, 131110), (278, 65555), (695, 26222), (973, 18730), (1390, 13111), (1873, 9730), (1946, 9365), (3746, 4865)]