19862556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1321}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 53303040

約数和(自身を除く): 33440484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 179, 358, 537, 716, 1074, 1253, 1321, 2148, 2506, 2642, 3759, 3963, 5012, 5284, 7518, 7926, 9247, 15036, 15852, 18494, 27741, 36988, 55482, 110964, 236459, 472918, 709377, 945836, 1418754, 1655213, 2837508, 3310426, 4965639, 6620852, 9931278, 19862556]

約数ペア:

[(1, 19862556), (2, 9931278), (3, 6620852), (4, 4965639), (6, 3310426), (7, 2837508), (12, 1655213), (14, 1418754), (21, 945836), (28, 709377), (42, 472918), (84, 236459), (179, 110964), (358, 55482), (537, 36988), (716, 27741), (1074, 18494), (1253, 15852), (1321, 15036), (2148, 9247), (2506, 7926), (2642, 7518), (3759, 5284), (3963, 5012)]