20022686

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:859

約数の個数: 16

約数和(自身を含む): 30579120

約数和(自身を除く): 10556434

約数列:

[1, 2, 89, 178, 197, 394, 571, 1142, 17533, 35066, 50819, 101638, 112487, 224974, 10011343, 20022686]

約数ペア:

[(1, 20022686), (2, 10011343), (89, 224974), (178, 112487), (197, 101638), (394, 50819), (571, 35066), (1142, 17533)]