19984986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{158611}}^1$

素因数の和:158626

約数の個数: 24

約数和(自身を含む): 49486944

約数和(自身を除く): 29501958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 158611, 317222, 475833, 951666, 1110277, 1427499, 2220554, 2854998, 3330831, 6661662, 9992493, 19984986]

約数ペア:

[(1, 19984986), (2, 9992493), (3, 6661662), (6, 3330831), (7, 2854998), (9, 2220554), (14, 1427499), (18, 1110277), (21, 951666), (42, 475833), (63, 317222), (126, 158611)]