19874634

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{254803}}^1$

素因数の和:254821

約数の個数: 16

約数和(自身を含む): 42807072

約数和(自身を除く): 22932438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 254803, 509606, 764409, 1528818, 3312439, 6624878, 9937317, 19874634]

約数ペア:

[(1, 19874634), (2, 9937317), (3, 6624878), (6, 3312439), (13, 1528818), (26, 764409), (39, 509606), (78, 254803)]