18835660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55399}}^1$

素因数の和:55425

約数の個数: 24

約数和(自身を含む): 41882400

約数和(自身を除く): 23046740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55399, 110798, 221596, 276995, 553990, 941783, 1107980, 1883566, 3767132, 4708915, 9417830, 18835660]

約数ペア:

[(1, 18835660), (2, 9417830), (4, 4708915), (5, 3767132), (10, 1883566), (17, 1107980), (20, 941783), (34, 553990), (68, 276995), (85, 221596), (170, 110798), (340, 55399)]