19464068

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28793}}^1$

素因数の和:28823

約数の個数: 18

約数和(自身を含む): 36885114

約数和(自身を除く): 17421046

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28793, 57586, 115172, 374309, 748618, 1497236, 4866017, 9732034, 19464068]

約数ペア:

[(1, 19464068), (2, 9732034), (4, 4866017), (13, 1497236), (26, 748618), (52, 374309), (169, 115172), (338, 57586), (676, 28793)]