20860644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8011}}^1$

素因数の和:8056

約数の個数: 48

約数和(自身を含む): 57430016

約数和(自身を除く): 36569372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8011, 16022, 24033, 32044, 48066, 56077, 96132, 112154, 168231, 224308, 248341, 336462, 496682, 672924, 745023, 993364, 1490046, 1738387, 2980092, 3476774, 5215161, 6953548, 10430322, 20860644]

約数ペア:

[(1, 20860644), (2, 10430322), (3, 6953548), (4, 5215161), (6, 3476774), (7, 2980092), (12, 1738387), (14, 1490046), (21, 993364), (28, 745023), (31, 672924), (42, 496682), (62, 336462), (84, 248341), (93, 224308), (124, 168231), (186, 112154), (217, 96132), (372, 56077), (434, 48066), (651, 32044), (868, 24033), (1302, 16022), (2604, 8011)]