19378728

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{9281}}^1$

素因数の和:9322

約数の個数: 48

約数和(自身を含む): 54299700

約数和(自身を除く): 34920972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 9281, 18562, 27843, 37124, 55686, 74248, 83529, 111372, 167058, 222744, 269149, 334116, 538298, 668232, 807447, 1076596, 1614894, 2153192, 2422341, 3229788, 4844682, 6459576, 9689364, 19378728]

約数ペア:

[(1, 19378728), (2, 9689364), (3, 6459576), (4, 4844682), (6, 3229788), (8, 2422341), (9, 2153192), (12, 1614894), (18, 1076596), (24, 807447), (29, 668232), (36, 538298), (58, 334116), (72, 269149), (87, 222744), (116, 167058), (174, 111372), (232, 83529), (261, 74248), (348, 55686), (522, 37124), (696, 27843), (1044, 18562), (2088, 9281)]