20123286267

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3169}}^1\times {\mathrm{10427}}^1$

素因数の和:13635

約数の個数: 32

約数和(自身を含む): 31734489600

約数和(自身を除く): 11611203333

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 3169, 9507, 10427, 22183, 31281, 66549, 72989, 91901, 218967, 275703, 302383, 643307, 907149, 1929921, 2116681, 6350043, 33043163, 99129489, 231302141, 693906423, 958251727, 2874755181, 6707762089, 20123286267]

約数ペア:

[(1, 20123286267), (3, 6707762089), (7, 2874755181), (21, 958251727), (29, 693906423), (87, 231302141), (203, 99129489), (609, 33043163), (3169, 6350043), (9507, 2116681), (10427, 1929921), (22183, 907149), (31281, 643307), (66549, 302383), (72989, 275703), (91901, 218967)]