20931996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{91807}}^1$

素因数の和:91833

約数の個数: 24

約数和(自身を含む): 51412480

約数和(自身を除く): 30480484

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 91807, 183614, 275421, 367228, 550842, 1101684, 1744333, 3488666, 5232999, 6977332, 10465998, 20931996]

約数ペア:

[(1, 20931996), (2, 10465998), (3, 6977332), (4, 5232999), (6, 3488666), (12, 1744333), (19, 1101684), (38, 550842), (57, 367228), (76, 275421), (114, 183614), (228, 91807)]