20430438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13147}}^1$

素因数の和:13196

約数の個数: 32

約数和(自身を含む): 47963904

約数和(自身を除く): 27533466

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13147, 26294, 39441, 78882, 92029, 184058, 276087, 486439, 552174, 972878, 1459317, 2918634, 3405073, 6810146, 10215219, 20430438]

約数ペア:

[(1, 20430438), (2, 10215219), (3, 6810146), (6, 3405073), (7, 2918634), (14, 1459317), (21, 972878), (37, 552174), (42, 486439), (74, 276087), (111, 184058), (222, 92029), (259, 78882), (518, 39441), (777, 26294), (1554, 13147)]