20434218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4547}}^1$

素因数の和:4666

約数の個数: 32

約数和(自身を含む): 47153664

約数和(自身を除く): 26719446

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 4547, 9094, 13641, 27282, 31829, 63658, 95487, 190974, 486529, 973058, 1459587, 2919174, 3405703, 6811406, 10217109, 20434218]

約数ペア:

[(1, 20434218), (2, 10217109), (3, 6811406), (6, 3405703), (7, 2919174), (14, 1459587), (21, 973058), (42, 486529), (107, 190974), (214, 95487), (321, 63658), (642, 31829), (749, 27282), (1498, 13641), (2247, 9094), (4494, 4547)]