20352087

素因数分解:

$3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 14323113

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 257, 419, 771, 1257, 1799, 2313, 2933, 3771, 5397, 6939, 8799, 11313, 16191, 26397, 48573, 79191, 107683, 323049, 753781, 969147, 2261343, 2907441, 6784029, 20352087]

約数ペア:

[(1, 20352087), (3, 6784029), (7, 2907441), (9, 2261343), (21, 969147), (27, 753781), (63, 323049), (189, 107683), (257, 79191), (419, 48573), (771, 26397), (1257, 16191), (1799, 11313), (2313, 8799), (2933, 6939), (3771, 5397)]