19794879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{461}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 30942912

約数和(自身を除く): 11148033

約数列:

[1, 3, 9, 13, 39, 117, 367, 461, 1101, 1383, 3303, 4149, 4771, 5993, 14313, 17979, 42939, 53937, 169187, 507561, 1522683, 2199431, 6598293, 19794879]

約数ペア:

[(1, 19794879), (3, 6598293), (9, 2199431), (13, 1522683), (39, 507561), (117, 169187), (367, 53937), (461, 42939), (1101, 17979), (1383, 14313), (3303, 5993), (4149, 4771)]