20452825744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{3323}}^1$

素因数の和:3704

約数の個数: 80

約数和(自身を含む): 43209234432

約数和(自身を除く): 22756408688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 233, 254, 466, 508, 932, 1016, 1651, 1864, 2032, 3029, 3302, 3323, 3728, 6058, 6604, 6646, 12116, 13208, 13292, 24232, 26416, 26584, 29591, 43199, 48464, 53168, 59182, 86398, 118364, 172796, 236728, 345592, 384683, 422021, 473456, 691184, 769366, 774259, 844042, 1538732, 1548518, 1688084, 3077464, 3097036, 3376168, 5486273, 6154928, 6194072, 6752336, 10065367, 10972546, 12388144, 20130734, 21945092, 40261468, 43890184, 80522936, 87780368, 98330893, 161045872, 196661786, 393323572, 786647144, 1278301609, 1573294288, 2556603218, 5113206436, 10226412872, 20452825744]

約数ペア:

[(1, 20452825744), (2, 10226412872), (4, 5113206436), (8, 2556603218), (13, 1573294288), (16, 1278301609), (26, 786647144), (52, 393323572), (104, 196661786), (127, 161045872), (208, 98330893), (233, 87780368), (254, 80522936), (466, 43890184), (508, 40261468), (932, 21945092), (1016, 20130734), (1651, 12388144), (1864, 10972546), (2032, 10065367), (3029, 6752336), (3302, 6194072), (3323, 6154928), (3728, 5486273), (6058, 3376168), (6604, 3097036), (6646, 3077464), (12116, 1688084), (13208, 1548518), (13292, 1538732), (24232, 844042), (26416, 774259), (26584, 769366), (29591, 691184), (43199, 473456), (48464, 422021), (53168, 384683), (59182, 345592), (86398, 236728), (118364, 172796)]