20934424

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 46472400

約数和(自身を除く): 25537976

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 389, 434, 778, 868, 961, 1556, 1736, 1922, 2723, 3112, 3844, 5446, 6727, 7688, 10892, 12059, 13454, 21784, 24118, 26908, 48236, 53816, 84413, 96472, 168826, 337652, 373829, 675304, 747658, 1495316, 2616803, 2990632, 5233606, 10467212, 20934424]

約数ペア:

[(1, 20934424), (2, 10467212), (4, 5233606), (7, 2990632), (8, 2616803), (14, 1495316), (28, 747658), (31, 675304), (56, 373829), (62, 337652), (124, 168826), (217, 96472), (248, 84413), (389, 53816), (434, 48236), (778, 26908), (868, 24118), (961, 21784), (1556, 13454), (1736, 12059), (1922, 10892), (2723, 7688), (3112, 6727), (3844, 5446)]