20371716

素因数分解:

$2^2\times 3^3\times {\mathrm{53}}^1\times {\mathrm{3559}}^1$

素因数の和:3625

約数の個数: 48

約数和(自身を含む): 53827200

約数和(自身を除く): 33455484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 106, 108, 159, 212, 318, 477, 636, 954, 1431, 1908, 2862, 3559, 5724, 7118, 10677, 14236, 21354, 32031, 42708, 64062, 96093, 128124, 188627, 192186, 377254, 384372, 565881, 754508, 1131762, 1697643, 2263524, 3395286, 5092929, 6790572, 10185858, 20371716]

約数ペア:

[(1, 20371716), (2, 10185858), (3, 6790572), (4, 5092929), (6, 3395286), (9, 2263524), (12, 1697643), (18, 1131762), (27, 754508), (36, 565881), (53, 384372), (54, 377254), (106, 192186), (108, 188627), (159, 128124), (212, 96093), (318, 64062), (477, 42708), (636, 32031), (954, 21354), (1431, 14236), (1908, 10677), (2862, 7118), (3559, 5724)]