80393648

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{218461}}^1$

素因数の和:218492

約数の個数: 20

約数和(自身を含む): 162535728

約数和(自身を除く): 82142080

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 218461, 436922, 873844, 1747688, 3495376, 5024603, 10049206, 20098412, 40196824, 80393648]

約数ペア:

[(1, 80393648), (2, 40196824), (4, 20098412), (8, 10049206), (16, 5024603), (23, 3495376), (46, 1747688), (92, 873844), (184, 436922), (368, 218461)]