22428328

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 46544220

約数和(自身を除く): 24115892

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 169, 212, 313, 338, 424, 626, 676, 689, 1252, 1352, 1378, 2504, 2756, 4069, 5512, 8138, 8957, 16276, 16589, 17914, 32552, 33178, 35828, 52897, 66356, 71656, 105794, 132712, 211588, 215657, 423176, 431314, 862628, 1725256, 2803541, 5607082, 11214164, 22428328]

約数ペア:

[(1, 22428328), (2, 11214164), (4, 5607082), (8, 2803541), (13, 1725256), (26, 862628), (52, 431314), (53, 423176), (104, 215657), (106, 211588), (169, 132712), (212, 105794), (313, 71656), (338, 66356), (424, 52897), (626, 35828), (676, 33178), (689, 32552), (1252, 17914), (1352, 16589), (1378, 16276), (2504, 8957), (2756, 8138), (4069, 5512)]