20131382032

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{135277}}^1$

素因数の和:135487

約数の個数: 40

約数和(自身を含む): 39856145472

約数和(自身を除く): 19724763440

約数列:

[1, 2, 4, 8, 16, 71, 131, 142, 262, 284, 524, 568, 1048, 1136, 2096, 9301, 18602, 37204, 74408, 135277, 148816, 270554, 541108, 1082216, 2164432, 9604667, 17721287, 19209334, 35442574, 38418668, 70885148, 76837336, 141770296, 153674672, 283540592, 1258211377, 2516422754, 5032845508, 10065691016, 20131382032]

約数ペア:

[(1, 20131382032), (2, 10065691016), (4, 5032845508), (8, 2516422754), (16, 1258211377), (71, 283540592), (131, 153674672), (142, 141770296), (262, 76837336), (284, 70885148), (524, 38418668), (568, 35442574), (1048, 19209334), (1136, 17721287), (2096, 9604667), (9301, 2164432), (18602, 1082216), (37204, 541108), (74408, 270554), (135277, 148816)]