19456956

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{701}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 50712480

約数和(自身を除く): 31255524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 701, 771, 1028, 1402, 1542, 2103, 2313, 2804, 3084, 4206, 4626, 6309, 6939, 8412, 9252, 12618, 13878, 18927, 25236, 27756, 37854, 75708, 180157, 360314, 540471, 720628, 1080942, 1621413, 2161884, 3242826, 4864239, 6485652, 9728478, 19456956]

約数ペア:

[(1, 19456956), (2, 9728478), (3, 6485652), (4, 4864239), (6, 3242826), (9, 2161884), (12, 1621413), (18, 1080942), (27, 720628), (36, 540471), (54, 360314), (108, 180157), (257, 75708), (514, 37854), (701, 27756), (771, 25236), (1028, 18927), (1402, 13878), (1542, 12618), (2103, 9252), (2313, 8412), (2804, 6939), (3084, 6309), (4206, 4626)]