2197558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 3877632

約数和(自身を除く): 1680074

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 101, 202, 253, 473, 506, 946, 989, 1111, 1978, 2222, 2323, 4343, 4646, 8686, 10879, 21758, 25553, 47773, 51106, 95546, 99889, 199778, 1098779, 2197558]

約数ペア:

[(1, 2197558), (2, 1098779), (11, 199778), (22, 99889), (23, 95546), (43, 51106), (46, 47773), (86, 25553), (101, 21758), (202, 10879), (253, 8686), (473, 4646), (506, 4343), (946, 2323), (989, 2222), (1111, 1978)]