19869003

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 18838197

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 99, 133, 171, 189, 209, 231, 297, 399, 503, 513, 627, 693, 1197, 1463, 1509, 1881, 2079, 3521, 3591, 4389, 4527, 5533, 5643, 9557, 10563, 13167, 13581, 16599, 28671, 31689, 38731, 39501, 49797, 66899, 86013, 95067, 105127, 116193, 149391, 200697, 258039, 315381, 348579, 602091, 735889, 946143, 1045737, 1806273, 2207667, 2838429, 6623001, 19869003]

約数ペア:

[(1, 19869003), (3, 6623001), (7, 2838429), (9, 2207667), (11, 1806273), (19, 1045737), (21, 946143), (27, 735889), (33, 602091), (57, 348579), (63, 315381), (77, 258039), (99, 200697), (133, 149391), (171, 116193), (189, 105127), (209, 95067), (231, 86013), (297, 66899), (399, 49797), (503, 39501), (513, 38731), (627, 31689), (693, 28671), (1197, 16599), (1463, 13581), (1509, 13167), (1881, 10563), (2079, 9557), (3521, 5643), (3591, 5533), (4389, 4527)]