18335212

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{673}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 37649640

約数和(自身を除く): 19314428

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 673, 973, 1346, 1946, 2692, 3892, 4711, 6811, 9422, 13622, 18844, 27244, 32977, 65954, 93547, 131908, 187094, 374188, 654829, 1309658, 2619316, 4583803, 9167606, 18335212]

約数ペア:

[(1, 18335212), (2, 9167606), (4, 4583803), (7, 2619316), (14, 1309658), (28, 654829), (49, 374188), (98, 187094), (139, 131908), (196, 93547), (278, 65954), (556, 32977), (673, 27244), (973, 18844), (1346, 13622), (1946, 9422), (2692, 6811), (3892, 4711)]