19726826

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74161}}^1$

素因数の和:74189

約数の個数: 16

約数和(自身を含む): 35597760

約数和(自身を除く): 15870934

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74161, 148322, 519127, 1038254, 1409059, 2818118, 9863413, 19726826]

約数ペア:

[(1, 19726826), (2, 9863413), (7, 2818118), (14, 1409059), (19, 1038254), (38, 519127), (133, 148322), (266, 74161)]