20931108

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{617}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 53573184

約数和(自身を除く): 32642076

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 257, 514, 617, 771, 1028, 1234, 1542, 1851, 2468, 2827, 3084, 3702, 5654, 6787, 7404, 8481, 11308, 13574, 16962, 20361, 27148, 33924, 40722, 81444, 158569, 317138, 475707, 634276, 951414, 1744259, 1902828, 3488518, 5232777, 6977036, 10465554, 20931108]

約数ペア:

[(1, 20931108), (2, 10465554), (3, 6977036), (4, 5232777), (6, 3488518), (11, 1902828), (12, 1744259), (22, 951414), (33, 634276), (44, 475707), (66, 317138), (132, 158569), (257, 81444), (514, 40722), (617, 33924), (771, 27148), (1028, 20361), (1234, 16962), (1542, 13574), (1851, 11308), (2468, 8481), (2827, 7404), (3084, 6787), (3702, 5654)]