17921646

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 41142816

約数和(自身を除く): 23221170

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 73, 138, 146, 207, 219, 414, 438, 593, 657, 1186, 1314, 1679, 1779, 3358, 3558, 5037, 5337, 10074, 10674, 13639, 15111, 27278, 30222, 40917, 43289, 81834, 86578, 122751, 129867, 245502, 259734, 389601, 779202, 995647, 1991294, 2986941, 5973882, 8960823, 17921646]

約数ペア:

[(1, 17921646), (2, 8960823), (3, 5973882), (6, 2986941), (9, 1991294), (18, 995647), (23, 779202), (46, 389601), (69, 259734), (73, 245502), (138, 129867), (146, 122751), (207, 86578), (219, 81834), (414, 43289), (438, 40917), (593, 30222), (657, 27278), (1186, 15111), (1314, 13639), (1679, 10674), (1779, 10074), (3358, 5337), (3558, 5037)]