19689474

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 46178208

約数和(自身を除く): 26488734

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 193, 294, 347, 386, 579, 694, 1041, 1158, 1351, 2082, 2429, 2702, 4053, 4858, 7287, 8106, 9457, 14574, 17003, 18914, 28371, 34006, 51009, 56742, 66971, 102018, 133942, 200913, 401826, 468797, 937594, 1406391, 2812782, 3281579, 6563158, 9844737, 19689474]

約数ペア:

[(1, 19689474), (2, 9844737), (3, 6563158), (6, 3281579), (7, 2812782), (14, 1406391), (21, 937594), (42, 468797), (49, 401826), (98, 200913), (147, 133942), (193, 102018), (294, 66971), (347, 56742), (386, 51009), (579, 34006), (694, 28371), (1041, 18914), (1158, 17003), (1351, 14574), (2082, 9457), (2429, 8106), (2702, 7287), (4053, 4858)]