20189829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 32713920

約数和(自身を除く): 12524091

約数列:

[1, 3, 11, 17, 29, 33, 51, 73, 87, 187, 219, 289, 319, 493, 561, 803, 867, 957, 1241, 1479, 2117, 2409, 3179, 3723, 5423, 6351, 8381, 9537, 13651, 16269, 21097, 23287, 25143, 35989, 40953, 63291, 69861, 92191, 107967, 232067, 276573, 395879, 611813, 696201, 1187637, 1835439, 6729943, 20189829]

約数ペア:

[(1, 20189829), (3, 6729943), (11, 1835439), (17, 1187637), (29, 696201), (33, 611813), (51, 395879), (73, 276573), (87, 232067), (187, 107967), (219, 92191), (289, 69861), (319, 63291), (493, 40953), (561, 35989), (803, 25143), (867, 23287), (957, 21097), (1241, 16269), (1479, 13651), (2117, 9537), (2409, 8381), (3179, 6351), (3723, 5423)]