207973688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{10151}}^1$

素因数の和:10367

約数の個数: 32

約数和(自身を含む): 422120160

約数和(自身を除く): 214146472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 5122, 10151, 10244, 20302, 20488, 40604, 81208, 131963, 263926, 527852, 1055704, 1999747, 3999494, 7998988, 15997976, 25996711, 51993422, 103986844, 207973688]

約数ペア:

[(1, 207973688), (2, 103986844), (4, 51993422), (8, 25996711), (13, 15997976), (26, 7998988), (52, 3999494), (104, 1999747), (197, 1055704), (394, 527852), (788, 263926), (1576, 131963), (2561, 81208), (5122, 40604), (10151, 20488), (10244, 20302)]