20236087664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{128519}}^1$

素因数の和:129297

約数の個数: 40

約数和(自身を含む): 42279481440

約数和(自身を除く): 22043393776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 757, 1514, 3028, 6056, 9841, 12112, 19682, 39364, 78728, 128519, 157456, 257038, 514076, 1028152, 1670747, 2056304, 3341494, 6682988, 13365976, 26731952, 97288883, 194577766, 389155532, 778311064, 1264755479, 1556622128, 2529510958, 5059021916, 10118043832, 20236087664]

約数ペア:

[(1, 20236087664), (2, 10118043832), (4, 5059021916), (8, 2529510958), (13, 1556622128), (16, 1264755479), (26, 778311064), (52, 389155532), (104, 194577766), (208, 97288883), (757, 26731952), (1514, 13365976), (3028, 6682988), (6056, 3341494), (9841, 2056304), (12112, 1670747), (19682, 1028152), (39364, 514076), (78728, 257038), (128519, 157456)]