19830268

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 35789040

約数和(自身を除く): 15958772

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 1051, 2102, 4204, 4717, 9434, 18868, 55703, 93539, 111406, 187078, 222812, 374156, 4957567, 9915134, 19830268]

約数ペア:

[(1, 19830268), (2, 9915134), (4, 4957567), (53, 374156), (89, 222812), (106, 187078), (178, 111406), (212, 93539), (356, 55703), (1051, 18868), (2102, 9434), (4204, 4717)]