18208065

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 12584895

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 593, 1335, 1779, 2047, 2965, 6141, 8895, 10235, 13639, 30705, 40917, 52777, 68195, 158331, 204585, 263885, 791655, 1213871, 3641613, 6069355, 18208065]

約数ペア:

[(1, 18208065), (3, 6069355), (5, 3641613), (15, 1213871), (23, 791655), (69, 263885), (89, 204585), (115, 158331), (267, 68195), (345, 52777), (445, 40917), (593, 30705), (1335, 13639), (1779, 10235), (2047, 8895), (2965, 6141)]