20213095952

素因数分解:

$2^4\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{177109}}^1$

素因数の和:178143

約数の個数: 40

約数和(自身を含む): 44801745600

約数和(自身を除く): 24588649648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1019, 2038, 4076, 7133, 8152, 14266, 16304, 28532, 57064, 114128, 177109, 354218, 708436, 1239763, 1416872, 2479526, 2833744, 4959052, 9918104, 19836208, 180474071, 360948142, 721896284, 1263318497, 1443792568, 2526636994, 2887585136, 5053273988, 10106547976, 20213095952]

約数ペア:

[(1, 20213095952), (2, 10106547976), (4, 5053273988), (7, 2887585136), (8, 2526636994), (14, 1443792568), (16, 1263318497), (28, 721896284), (56, 360948142), (112, 180474071), (1019, 19836208), (2038, 9918104), (4076, 4959052), (7133, 2833744), (8152, 2479526), (14266, 1416872), (16304, 1239763), (28532, 708436), (57064, 354218), (114128, 177109)]