2109308944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{21587}}^1$

素因数の和:21823

約数の個数: 40

約数和(自身を含む): 4240228608

約数和(自身を除く): 2130919664

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1576, 3152, 6107, 12214, 21587, 24428, 43174, 48856, 86348, 97712, 172696, 345392, 669197, 1338394, 2676788, 4252639, 5353576, 8505278, 10707152, 17010556, 34021112, 68042224, 131831809, 263663618, 527327236, 1054654472, 2109308944]

約数ペア:

[(1, 2109308944), (2, 1054654472), (4, 527327236), (8, 263663618), (16, 131831809), (31, 68042224), (62, 34021112), (124, 17010556), (197, 10707152), (248, 8505278), (394, 5353576), (496, 4252639), (788, 2676788), (1576, 1338394), (3152, 669197), (6107, 345392), (12214, 172696), (21587, 97712), (24428, 86348), (43174, 48856)]