20045595872

素因数分解:

$2^5\times {\mathrm{521}}^1\times {\mathrm{751}}^1\times {\mathrm{1601}}^1$

素因数の和:2883

約数の個数: 48

約数和(自身を含む): 39617895744

約数和(自身を除く): 19572299872

約数列:

[1, 2, 4, 8, 16, 32, 521, 751, 1042, 1502, 1601, 2084, 3004, 3202, 4168, 6008, 6404, 8336, 12016, 12808, 16672, 24032, 25616, 51232, 391271, 782542, 834121, 1202351, 1565084, 1668242, 2404702, 3130168, 3336484, 4809404, 6260336, 6672968, 9618808, 12520672, 13345936, 19237616, 26691872, 38475232, 626424871, 1252849742, 2505699484, 5011398968, 10022797936, 20045595872]

約数ペア:

[(1, 20045595872), (2, 10022797936), (4, 5011398968), (8, 2505699484), (16, 1252849742), (32, 626424871), (521, 38475232), (751, 26691872), (1042, 19237616), (1502, 13345936), (1601, 12520672), (2084, 9618808), (3004, 6672968), (3202, 6260336), (4168, 4809404), (6008, 3336484), (6404, 3130168), (8336, 2404702), (12016, 1668242), (12808, 1565084), (16672, 1202351), (24032, 834121), (25616, 782542), (51232, 391271)]