19889554

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{463}}^1$

素因数の和:969

約数の個数: 16

約数和(自身を含む): 30601728

約数和(自身を除く): 10712174

約数列:

[1, 2, 47, 94, 457, 463, 914, 926, 21479, 21761, 42958, 43522, 211591, 423182, 9944777, 19889554]

約数ペア:

[(1, 19889554), (2, 9944777), (47, 423182), (94, 211591), (457, 43522), (463, 42958), (914, 21761), (926, 21479)]