20138552

素因数分解:

$2^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1327}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 43345920

約数和(自身を除く): 23207368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 271, 542, 1084, 1327, 1897, 2168, 2654, 3794, 5308, 7588, 9289, 10616, 15176, 18578, 37156, 74312, 359617, 719234, 1438468, 2517319, 2876936, 5034638, 10069276, 20138552]

約数ペア:

[(1, 20138552), (2, 10069276), (4, 5034638), (7, 2876936), (8, 2517319), (14, 1438468), (28, 719234), (56, 359617), (271, 74312), (542, 37156), (1084, 18578), (1327, 15176), (1897, 10616), (2168, 9289), (2654, 7588), (3794, 5308)]