20783338604

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1\times {\mathrm{10663}}^1$

素因数の和:11286

約数の個数: 48

約数和(自身を含む): 41936649216

約数和(自身を除く): 21153310612

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 461, 604, 922, 1057, 1844, 2114, 3227, 4228, 6454, 10663, 12908, 21326, 42652, 69611, 74641, 139222, 149282, 278444, 298564, 487277, 974554, 1610113, 1949108, 3220226, 4915643, 6440452, 9831286, 11270791, 19662572, 22541582, 34409501, 45083164, 68819002, 137638004, 742262093, 1484524186, 2969048372, 5195834651, 10391669302, 20783338604]

約数ペア:

[(1, 20783338604), (2, 10391669302), (4, 5195834651), (7, 2969048372), (14, 1484524186), (28, 742262093), (151, 137638004), (302, 68819002), (461, 45083164), (604, 34409501), (922, 22541582), (1057, 19662572), (1844, 11270791), (2114, 9831286), (3227, 6440452), (4228, 4915643), (6454, 3220226), (10663, 1949108), (12908, 1610113), (21326, 974554), (42652, 487277), (69611, 298564), (74641, 278444), (139222, 149282)]