20157423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2473}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 33250560

約数和(自身を除く): 13093137

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2473, 2717, 7419, 8151, 27203, 32149, 46987, 81609, 96447, 140961, 353639, 516857, 610831, 1060917, 1550571, 1832493, 6719141, 20157423]

約数ペア:

[(1, 20157423), (3, 6719141), (11, 1832493), (13, 1550571), (19, 1060917), (33, 610831), (39, 516857), (57, 353639), (143, 140961), (209, 96447), (247, 81609), (429, 46987), (627, 32149), (741, 27203), (2473, 8151), (2717, 7419)]