18548020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3209}}^1$

素因数の和:3252

約数の個数: 36

約数和(自身を含む): 41389740

約数和(自身を除く): 22841720

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3209, 5780, 6418, 12836, 16045, 32090, 54553, 64180, 109106, 218212, 272765, 545530, 927401, 1091060, 1854802, 3709604, 4637005, 9274010, 18548020]

約数ペア:

[(1, 18548020), (2, 9274010), (4, 4637005), (5, 3709604), (10, 1854802), (17, 1091060), (20, 927401), (34, 545530), (68, 272765), (85, 218212), (170, 109106), (289, 64180), (340, 54553), (578, 32090), (1156, 16045), (1445, 12836), (2890, 6418), (3209, 5780)]