20131552

素因数分解:

$2^5\times 7^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 47487384

約数和(自身を除く): 27355832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 49, 56, 74, 98, 112, 148, 196, 224, 259, 296, 347, 392, 518, 592, 694, 784, 1036, 1184, 1388, 1568, 1813, 2072, 2429, 2776, 3626, 4144, 4858, 5552, 7252, 8288, 9716, 11104, 12839, 14504, 17003, 19432, 25678, 29008, 34006, 38864, 51356, 58016, 68012, 77728, 89873, 102712, 136024, 179746, 205424, 272048, 359492, 410848, 544096, 629111, 718984, 1258222, 1437968, 2516444, 2875936, 5032888, 10065776, 20131552]

約数ペア:

[(1, 20131552), (2, 10065776), (4, 5032888), (7, 2875936), (8, 2516444), (14, 1437968), (16, 1258222), (28, 718984), (32, 629111), (37, 544096), (49, 410848), (56, 359492), (74, 272048), (98, 205424), (112, 179746), (148, 136024), (196, 102712), (224, 89873), (259, 77728), (296, 68012), (347, 58016), (392, 51356), (518, 38864), (592, 34006), (694, 29008), (784, 25678), (1036, 19432), (1184, 17003), (1388, 14504), (1568, 12839), (1813, 11104), (2072, 9716), (2429, 8288), (2776, 7252), (3626, 5552), (4144, 4858)]