81345616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{462191}}^1$

素因数の和:462210

約数の個数: 20

約数和(自身を含む): 171935424

約数和(自身を除く): 90589808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 462191, 924382, 1848764, 3697528, 5084101, 7395056, 10168202, 20336404, 40672808, 81345616]

約数ペア:

[(1, 81345616), (2, 40672808), (4, 20336404), (8, 10168202), (11, 7395056), (16, 5084101), (22, 3697528), (44, 1848764), (88, 924382), (176, 462191)]