18907060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55609}}^1$

素因数の和:55635

約数の個数: 24

約数和(自身を含む): 42041160

約数和(自身を除く): 23134100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55609, 111218, 222436, 278045, 556090, 945353, 1112180, 1890706, 3781412, 4726765, 9453530, 18907060]

約数ペア:

[(1, 18907060), (2, 9453530), (4, 4726765), (5, 3781412), (10, 1890706), (17, 1112180), (20, 945353), (34, 556090), (68, 278045), (85, 222436), (170, 111218), (340, 55609)]