20163978252

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{106303}}^1$

素因数の和:106803

約数の個数: 72

約数和(自身を含む): 55720304640

約数和(自身を除く): 35556326388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 479, 958, 1437, 1916, 2874, 4311, 5269, 5748, 8622, 10538, 15807, 17244, 21076, 31614, 47421, 63228, 94842, 106303, 189684, 212606, 318909, 425212, 637818, 956727, 1169333, 1275636, 1913454, 2338666, 3507999, 3826908, 4677332, 7015998, 10523997, 14031996, 21047994, 42095988, 50919137, 101838274, 152757411, 203676548, 305514822, 458272233, 560110507, 611029644, 916544466, 1120221014, 1680331521, 1833088932, 2240442028, 3360663042, 5040994563, 6721326084, 10081989126, 20163978252]

約数ペア:

[(1, 20163978252), (2, 10081989126), (3, 6721326084), (4, 5040994563), (6, 3360663042), (9, 2240442028), (11, 1833088932), (12, 1680331521), (18, 1120221014), (22, 916544466), (33, 611029644), (36, 560110507), (44, 458272233), (66, 305514822), (99, 203676548), (132, 152757411), (198, 101838274), (396, 50919137), (479, 42095988), (958, 21047994), (1437, 14031996), (1916, 10523997), (2874, 7015998), (4311, 4677332), (5269, 3826908), (5748, 3507999), (8622, 2338666), (10538, 1913454), (15807, 1275636), (17244, 1169333), (21076, 956727), (31614, 637818), (47421, 425212), (63228, 318909), (94842, 212606), (106303, 189684)]