19657695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 33619968

約数和(自身を除く): 13962273

約数列:

[1, 3, 5, 15, 17, 51, 85, 127, 255, 381, 607, 635, 1821, 1905, 2159, 3035, 6477, 9105, 10319, 10795, 30957, 32385, 51595, 77089, 154785, 231267, 385445, 1156335, 1310513, 3931539, 6552565, 19657695]

約数ペア:

[(1, 19657695), (3, 6552565), (5, 3931539), (15, 1310513), (17, 1156335), (51, 385445), (85, 231267), (127, 154785), (255, 77089), (381, 51595), (607, 32385), (635, 30957), (1821, 10795), (1905, 10319), (2159, 9105), (3035, 6477)]