19423244

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13451}}^1$

素因数の和:13493

約数の個数: 18

約数和(自身を含む): 35876484

約数和(自身を除く): 16453240

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13451, 26902, 53804, 255569, 511138, 1022276, 4855811, 9711622, 19423244]

約数ペア:

[(1, 19423244), (2, 9711622), (4, 4855811), (19, 1022276), (38, 511138), (76, 255569), (361, 53804), (722, 26902), (1444, 13451)]