20348520218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1\times {\mathrm{21269}}^1$

素因数の和:22502

約数の個数: 32

約数和(自身を含む): 33961213440

約数和(自身を除く): 13612693222

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 1187, 2374, 15431, 21269, 30862, 36797, 42538, 73594, 276497, 478361, 552994, 659339, 956722, 1318678, 8571407, 17142814, 25246303, 50492606, 328201939, 656403878, 782635393, 1565270786, 10174260109, 20348520218]

約数ペア:

[(1, 20348520218), (2, 10174260109), (13, 1565270786), (26, 782635393), (31, 656403878), (62, 328201939), (403, 50492606), (806, 25246303), (1187, 17142814), (2374, 8571407), (15431, 1318678), (21269, 956722), (30862, 659339), (36797, 552994), (42538, 478361), (73594, 276497)]