20617848

素因数分解:

$2^3\times 3^3\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1869

約数の個数: 64

約数和(自身を含む): 58384800

約数和(自身を除く): 37766952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 106, 108, 159, 212, 216, 318, 424, 477, 636, 954, 1272, 1431, 1801, 1908, 2862, 3602, 3816, 5403, 5724, 7204, 10806, 11448, 14408, 16209, 21612, 32418, 43224, 48627, 64836, 95453, 97254, 129672, 190906, 194508, 286359, 381812, 389016, 572718, 763624, 859077, 1145436, 1718154, 2290872, 2577231, 3436308, 5154462, 6872616, 10308924, 20617848]

約数ペア:

[(1, 20617848), (2, 10308924), (3, 6872616), (4, 5154462), (6, 3436308), (8, 2577231), (9, 2290872), (12, 1718154), (18, 1145436), (24, 859077), (27, 763624), (36, 572718), (53, 389016), (54, 381812), (72, 286359), (106, 194508), (108, 190906), (159, 129672), (212, 97254), (216, 95453), (318, 64836), (424, 48627), (477, 43224), (636, 32418), (954, 21612), (1272, 16209), (1431, 14408), (1801, 11448), (1908, 10806), (2862, 7204), (3602, 5724), (3816, 5403)]