189456476

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{1987}}^1$

素因数の和:2210

約数の個数: 36

約数和(自身を含む): 366463944

約数和(自身を除く): 177007468

約数列:

[1, 2, 4, 11, 22, 44, 121, 197, 242, 394, 484, 788, 1987, 2167, 3974, 4334, 7948, 8668, 21857, 23837, 43714, 47674, 87428, 95348, 240427, 391439, 480854, 782878, 961708, 1565756, 4305829, 8611658, 17223316, 47364119, 94728238, 189456476]

約数ペア:

[(1, 189456476), (2, 94728238), (4, 47364119), (11, 17223316), (22, 8611658), (44, 4305829), (121, 1565756), (197, 961708), (242, 782878), (394, 480854), (484, 391439), (788, 240427), (1987, 95348), (2167, 87428), (3974, 47674), (4334, 43714), (7948, 23837), (8668, 21857)]