19242573

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1663}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 31948800

約数和(自身を除く): 12706227

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 1663, 3857, 4989, 11571, 11641, 31597, 34923, 48227, 94791, 144681, 221179, 337589, 663537, 916313, 1012767, 2748939, 6414191, 19242573]

約数ペア:

[(1, 19242573), (3, 6414191), (7, 2748939), (19, 1012767), (21, 916313), (29, 663537), (57, 337589), (87, 221179), (133, 144681), (203, 94791), (399, 48227), (551, 34923), (609, 31597), (1653, 11641), (1663, 11571), (3857, 4989)]