20199641744

素因数分解:

$2^4\times {\mathrm{13487}}^1\times {\mathrm{93607}}^1$

素因数の和:107102

約数の個数: 20

約数和(自身を含む): 39140125824

約数和(自身を除く): 18940484080

約数列:

[1, 2, 4, 8, 16, 13487, 26974, 53948, 93607, 107896, 187214, 215792, 374428, 748856, 1497712, 1262477609, 2524955218, 5049910436, 10099820872, 20199641744]

約数ペア:

[(1, 20199641744), (2, 10099820872), (4, 5049910436), (8, 2524955218), (16, 1262477609), (13487, 1497712), (26974, 748856), (53948, 374428), (93607, 215792), (107896, 187214)]