18691308

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{3109}}^1$

素因数の和:3286

約数の個数: 36

約数和(自身を含む): 47545680

約数和(自身を除く): 28854372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1503, 2004, 3006, 3109, 6012, 6218, 9327, 12436, 18654, 27981, 37308, 55962, 111924, 519203, 1038406, 1557609, 2076812, 3115218, 4672827, 6230436, 9345654, 18691308]

約数ペア:

[(1, 18691308), (2, 9345654), (3, 6230436), (4, 4672827), (6, 3115218), (9, 2076812), (12, 1557609), (18, 1038406), (36, 519203), (167, 111924), (334, 55962), (501, 37308), (668, 27981), (1002, 18654), (1503, 12436), (2004, 9327), (3006, 6218), (3109, 6012)]