189164816

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{288361}}^1$

素因数の和:288410

約数の個数: 20

約数和(自身を含む): 375447324

約数和(自身を除く): 186282508

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 288361, 576722, 1153444, 2306888, 4613776, 11822801, 23645602, 47291204, 94582408, 189164816]

約数ペア:

[(1, 189164816), (2, 94582408), (4, 47291204), (8, 23645602), (16, 11822801), (41, 4613776), (82, 2306888), (164, 1153444), (328, 576722), (656, 288361)]