19926802

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 15554798

約数列:

[1, 2, 7, 14, 43, 79, 86, 158, 301, 419, 553, 602, 838, 1106, 2933, 3397, 5866, 6794, 18017, 23779, 33101, 36034, 47558, 66202, 126119, 231707, 252238, 463414, 1423343, 2846686, 9963401, 19926802]

約数ペア:

[(1, 19926802), (2, 9963401), (7, 2846686), (14, 1423343), (43, 463414), (79, 252238), (86, 231707), (158, 126119), (301, 66202), (419, 47558), (553, 36034), (602, 33101), (838, 23779), (1106, 18017), (2933, 6794), (3397, 5866)]