18678654

素因数分解:

$2^1\times 3^3\times {\mathrm{191}}^1\times {\mathrm{1811}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 41748480

約数和(自身を除く): 23069826

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 191, 382, 573, 1146, 1719, 1811, 3438, 3622, 5157, 5433, 10314, 10866, 16299, 32598, 48897, 97794, 345901, 691802, 1037703, 2075406, 3113109, 6226218, 9339327, 18678654]

約数ペア:

[(1, 18678654), (2, 9339327), (3, 6226218), (6, 3113109), (9, 2075406), (18, 1037703), (27, 691802), (54, 345901), (191, 97794), (382, 48897), (573, 32598), (1146, 16299), (1719, 10866), (1811, 10314), (3438, 5433), (3622, 5157)]