2019437308

素因数分解:

$2^2\times 7^1\times {\mathrm{72122761}}^1$

素因数の和:72122772

約数の個数: 12

約数和(自身を含む): 4038874672

約数和(自身を除く): 2019437364

約数列:

[1, 2, 4, 7, 14, 28, 72122761, 144245522, 288491044, 504859327, 1009718654, 2019437308]

約数ペア:

[(1, 2019437308), (2, 1009718654), (4, 504859327), (7, 288491044), (14, 144245522), (28, 72122761)]