19666356

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{4007}}^1$

素因数の和:4423

約数の個数: 24

約数和(自身を含む): 46011840

約数和(自身を除く): 26345484

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4007, 4908, 8014, 12021, 16028, 24042, 48084, 1638863, 3277726, 4916589, 6555452, 9833178, 19666356]

約数ペア:

[(1, 19666356), (2, 9833178), (3, 6555452), (4, 4916589), (6, 3277726), (12, 1638863), (409, 48084), (818, 24042), (1227, 16028), (1636, 12021), (2454, 8014), (4007, 4908)]