20164293456

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{62171}}^1$

素因数の和:62444

約数の個数: 80

約数和(自身を含む): 54119482560

約数和(自身を除く): 33955189104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 233, 348, 464, 466, 696, 699, 932, 1392, 1398, 1864, 2796, 3728, 5592, 6757, 11184, 13514, 20271, 27028, 40542, 54056, 62171, 81084, 108112, 124342, 162168, 186513, 248684, 324336, 373026, 497368, 746052, 994736, 1492104, 1802959, 2984208, 3605918, 5408877, 7211836, 10817754, 14423672, 14485843, 21635508, 28847344, 28971686, 43271016, 43457529, 57943372, 86542032, 86915058, 115886744, 173830116, 231773488, 347660232, 420089447, 695320464, 840178894, 1260268341, 1680357788, 2520536682, 3360715576, 5041073364, 6721431152, 10082146728, 20164293456]

約数ペア:

[(1, 20164293456), (2, 10082146728), (3, 6721431152), (4, 5041073364), (6, 3360715576), (8, 2520536682), (12, 1680357788), (16, 1260268341), (24, 840178894), (29, 695320464), (48, 420089447), (58, 347660232), (87, 231773488), (116, 173830116), (174, 115886744), (232, 86915058), (233, 86542032), (348, 57943372), (464, 43457529), (466, 43271016), (696, 28971686), (699, 28847344), (932, 21635508), (1392, 14485843), (1398, 14423672), (1864, 10817754), (2796, 7211836), (3728, 5408877), (5592, 3605918), (6757, 2984208), (11184, 1802959), (13514, 1492104), (20271, 994736), (27028, 746052), (40542, 497368), (54056, 373026), (62171, 324336), (81084, 248684), (108112, 186513), (124342, 162168)]