20145111

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1741}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 33446400

約数和(自身を除く): 13301289

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 1741, 3857, 5223, 11571, 12187, 33079, 36561, 50489, 99237, 151467, 231553, 353423, 694659, 959291, 1060269, 2877873, 6715037, 20145111]

約数ペア:

[(1, 20145111), (3, 6715037), (7, 2877873), (19, 1060269), (21, 959291), (29, 694659), (57, 353423), (87, 231553), (133, 151467), (203, 99237), (399, 50489), (551, 36561), (609, 33079), (1653, 12187), (1741, 11571), (3857, 5223)]