20814112

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 46267200

約数和(自身を除く): 25453088

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 2039, 2552, 4078, 5104, 8156, 10208, 16312, 22429, 32624, 44858, 59131, 65248, 89716, 118262, 179432, 236524, 358864, 473048, 650441, 717728, 946096, 1300882, 1892192, 2601764, 5203528, 10407056, 20814112]

約数ペア:

[(1, 20814112), (2, 10407056), (4, 5203528), (8, 2601764), (11, 1892192), (16, 1300882), (22, 946096), (29, 717728), (32, 650441), (44, 473048), (58, 358864), (88, 236524), (116, 179432), (176, 118262), (232, 89716), (319, 65248), (352, 59131), (464, 44858), (638, 32624), (928, 22429), (1276, 16312), (2039, 10208), (2552, 8156), (4078, 5104)]