19004194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20089}}^1$

素因数の和:20145

約数の個数: 16

約数和(自身を含む): 31822560

約数和(自身を除く): 12818366

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 20089, 40178, 220979, 441958, 863827, 1727654, 9502097, 19004194]

約数ペア:

[(1, 19004194), (2, 9502097), (11, 1727654), (22, 863827), (43, 441958), (86, 220979), (473, 40178), (946, 20089)]