20229748696

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1\times {\mathrm{863}}^1$

素因数の和:1816

約数の個数: 64

約数和(自身を含む): 39373931520

約数和(自身を除く): 19144182824

約数列:

[1, 2, 4, 8, 43, 83, 86, 166, 172, 332, 344, 664, 821, 863, 1642, 1726, 3284, 3452, 3569, 6568, 6904, 7138, 14276, 28552, 35303, 37109, 68143, 70606, 71629, 74218, 136286, 141212, 143258, 148436, 272572, 282424, 286516, 296872, 545144, 573032, 708523, 1417046, 2834092, 2930149, 3080047, 5668184, 5860298, 6160094, 11720596, 12320188, 23441192, 24640376, 30466489, 58807409, 60932978, 117614818, 121865956, 235229636, 243731912, 470459272, 2528718587, 5057437174, 10114874348, 20229748696]

約数ペア:

[(1, 20229748696), (2, 10114874348), (4, 5057437174), (8, 2528718587), (43, 470459272), (83, 243731912), (86, 235229636), (166, 121865956), (172, 117614818), (332, 60932978), (344, 58807409), (664, 30466489), (821, 24640376), (863, 23441192), (1642, 12320188), (1726, 11720596), (3284, 6160094), (3452, 5860298), (3569, 5668184), (6568, 3080047), (6904, 2930149), (7138, 2834092), (14276, 1417046), (28552, 708523), (35303, 573032), (37109, 545144), (68143, 296872), (70606, 286516), (71629, 282424), (74218, 272572), (136286, 148436), (141212, 143258)]