207820976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{16631}}^1$

素因数の和:16721

約数の個数: 40

約数和(自身を含む): 445471488

約数和(自身を除く): 237650512

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 6248, 12496, 16631, 33262, 66524, 133048, 182941, 266096, 365882, 731764, 1180801, 1463528, 2361602, 2927056, 4723204, 9446408, 12988811, 18892816, 25977622, 51955244, 103910488, 207820976]

約数ペア:

[(1, 207820976), (2, 103910488), (4, 51955244), (8, 25977622), (11, 18892816), (16, 12988811), (22, 9446408), (44, 4723204), (71, 2927056), (88, 2361602), (142, 1463528), (176, 1180801), (284, 731764), (568, 365882), (781, 266096), (1136, 182941), (1562, 133048), (3124, 66524), (6248, 33262), (12496, 16631)]