20306048

素因数分解:

$2^7\times 7^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 46854720

約数和(自身を除く): 26548672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 173, 224, 262, 346, 448, 524, 692, 896, 917, 1048, 1211, 1384, 1834, 2096, 2422, 2768, 3668, 4192, 4844, 5536, 7336, 8384, 9688, 11072, 14672, 16768, 19376, 22144, 22663, 29344, 38752, 45326, 58688, 77504, 90652, 117376, 155008, 158641, 181304, 317282, 362608, 634564, 725216, 1269128, 1450432, 2538256, 2900864, 5076512, 10153024, 20306048]

約数ペア:

[(1, 20306048), (2, 10153024), (4, 5076512), (7, 2900864), (8, 2538256), (14, 1450432), (16, 1269128), (28, 725216), (32, 634564), (56, 362608), (64, 317282), (112, 181304), (128, 158641), (131, 155008), (173, 117376), (224, 90652), (262, 77504), (346, 58688), (448, 45326), (524, 38752), (692, 29344), (896, 22663), (917, 22144), (1048, 19376), (1211, 16768), (1384, 14672), (1834, 11072), (2096, 9688), (2422, 8384), (2768, 7336), (3668, 5536), (4192, 4844)]