19917924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127679}}^1$

素因数の和:127699

約数の個数: 24

約数和(自身を含む): 50050560

約数和(自身を除く): 30132636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127679, 255358, 383037, 510716, 766074, 1532148, 1659827, 3319654, 4979481, 6639308, 9958962, 19917924]

約数ペア:

[(1, 19917924), (2, 9958962), (3, 6639308), (4, 4979481), (6, 3319654), (12, 1659827), (13, 1532148), (26, 766074), (39, 510716), (52, 383037), (78, 255358), (156, 127679)]