20194544

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5281}}^1$

素因数の和:5528

約数の個数: 20

約数和(自身を含む): 39298080

約数和(自身を除く): 19103536

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5281, 10562, 21124, 42248, 84496, 1262159, 2524318, 5048636, 10097272, 20194544]

約数ペア:

[(1, 20194544), (2, 10097272), (4, 5048636), (8, 2524318), (16, 1262159), (239, 84496), (478, 42248), (956, 21124), (1912, 10562), (3824, 5281)]