18795554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4591}}^1$

素因数の和:4705

約数の個数: 16

約数和(自身を含む): 29756160

約数和(自身を除く): 10960606

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 4591, 9182, 105593, 211186, 408599, 817198, 9397777, 18795554]

約数ペア:

[(1, 18795554), (2, 9397777), (23, 817198), (46, 408599), (89, 211186), (178, 105593), (2047, 9182), (4094, 4591)]