19769995

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 9260405

約数列:

[1, 5, 7, 23, 35, 41, 115, 161, 205, 287, 599, 805, 943, 1435, 2995, 4193, 4715, 6601, 13777, 20965, 24559, 33005, 68885, 96439, 122795, 171913, 482195, 564857, 859565, 2824285, 3953999, 19769995]

約数ペア:

[(1, 19769995), (5, 3953999), (7, 2824285), (23, 859565), (35, 564857), (41, 482195), (115, 171913), (161, 122795), (205, 96439), (287, 68885), (599, 33005), (805, 24559), (943, 20965), (1435, 13777), (2995, 6601), (4193, 4715)]