19689866

素因数分解:

$2^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{607}}^1$

素因数の和:954

約数の個数: 24

約数和(自身を含む): 34517376

約数和(自身を除く): 14827510

約数列:

[1, 2, 7, 14, 49, 98, 331, 607, 662, 1214, 2317, 4249, 4634, 8498, 16219, 29743, 32438, 59486, 200917, 401834, 1406419, 2812838, 9844933, 19689866]

約数ペア:

[(1, 19689866), (2, 9844933), (7, 2812838), (14, 1406419), (49, 401834), (98, 200917), (331, 59486), (607, 32438), (662, 29743), (1214, 16219), (2317, 8498), (4249, 4634)]