28473808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161783}}^1$

素因数の和:161802

約数の個数: 20

約数和(自身を含む): 60183648

約数和(自身を除く): 31709840

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161783, 323566, 647132, 1294264, 1779613, 2588528, 3559226, 7118452, 14236904, 28473808]

約数ペア:

[(1, 28473808), (2, 14236904), (4, 7118452), (8, 3559226), (11, 2588528), (16, 1779613), (22, 1294264), (44, 647132), (88, 323566), (176, 161783)]