17990262

素因数分解:

$2^1\times 3^9\times {\mathrm{457}}^1$

素因数の和:486

約数の個数: 40

約数和(自身を含む): 40565976

約数和(自身を除く): 22575714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 457, 486, 729, 914, 1371, 1458, 2187, 2742, 4113, 4374, 6561, 8226, 12339, 13122, 19683, 24678, 37017, 39366, 74034, 111051, 222102, 333153, 666306, 999459, 1998918, 2998377, 5996754, 8995131, 17990262]

約数ペア:

[(1, 17990262), (2, 8995131), (3, 5996754), (6, 2998377), (9, 1998918), (18, 999459), (27, 666306), (54, 333153), (81, 222102), (162, 111051), (243, 74034), (457, 39366), (486, 37017), (729, 24678), (914, 19683), (1371, 13122), (1458, 12339), (2187, 8226), (2742, 6561), (4113, 4374)]