2039774672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{21841}}^1$

素因数の和:22311

約数の個数: 40

約数和(自身を含む): 4265742600

約数和(自身を除く): 2225967928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 449, 898, 1796, 3592, 5837, 7184, 11674, 21841, 23348, 43682, 46696, 87364, 93392, 174728, 283933, 349456, 567866, 1135732, 2271464, 4542928, 9806609, 19613218, 39226436, 78452872, 127485917, 156905744, 254971834, 509943668, 1019887336, 2039774672]

約数ペア:

[(1, 2039774672), (2, 1019887336), (4, 509943668), (8, 254971834), (13, 156905744), (16, 127485917), (26, 78452872), (52, 39226436), (104, 19613218), (208, 9806609), (449, 4542928), (898, 2271464), (1796, 1135732), (3592, 567866), (5837, 349456), (7184, 283933), (11674, 174728), (21841, 93392), (23348, 87364), (43682, 46696)]