20843768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13933}}^1$

素因数の和:13967

約数の個数: 32

約数和(自身を含む): 45146160

約数和(自身を除く): 24302392

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13933, 27866, 55732, 111464, 153263, 236861, 306526, 473722, 613052, 947444, 1226104, 1894888, 2605471, 5210942, 10421884, 20843768]

約数ペア:

[(1, 20843768), (2, 10421884), (4, 5210942), (8, 2605471), (11, 1894888), (17, 1226104), (22, 947444), (34, 613052), (44, 473722), (68, 306526), (88, 236861), (136, 153263), (187, 111464), (374, 55732), (748, 27866), (1496, 13933)]