31358392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4943}}^1$

素因数の和:5023

約数の個数: 32

約数和(自身を含む): 64370880

約数和(自身を除く): 33012488

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 4943, 6344, 9886, 19772, 39544, 64259, 128518, 257036, 301523, 514072, 603046, 1206092, 2412184, 3919799, 7839598, 15679196, 31358392]

約数ペア:

[(1, 31358392), (2, 15679196), (4, 7839598), (8, 3919799), (13, 2412184), (26, 1206092), (52, 603046), (61, 514072), (104, 301523), (122, 257036), (244, 128518), (488, 64259), (793, 39544), (1586, 19772), (3172, 9886), (4943, 6344)]