20163120896

素因数分解:

$2^8\times {\mathrm{78762191}}^1$

素因数の和:78762207

約数の個数: 18

約数和(自身を含む): 40247480112

約数和(自身を除く): 20084359216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78762191, 157524382, 315048764, 630097528, 1260195056, 2520390112, 5040780224, 10081560448, 20163120896]

約数ペア:

[(1, 20163120896), (2, 10081560448), (4, 5040780224), (8, 2520390112), (16, 1260195056), (32, 630097528), (64, 315048764), (128, 157524382), (256, 78762191)]