20791118944

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{911}}^1\times {\mathrm{24593}}^1$

素因数の和:25543

約数の個数: 48

約数和(自身を含む): 42392185920

約数和(自身を除く): 21601066976

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 911, 928, 1822, 3644, 7288, 14576, 24593, 26419, 29152, 49186, 52838, 98372, 105676, 196744, 211352, 393488, 422704, 713197, 786976, 845408, 1426394, 2852788, 5705576, 11411152, 22404223, 22822304, 44808446, 89616892, 179233784, 358467568, 649722467, 716935136, 1299444934, 2598889868, 5197779736, 10395559472, 20791118944]

約数ペア:

[(1, 20791118944), (2, 10395559472), (4, 5197779736), (8, 2598889868), (16, 1299444934), (29, 716935136), (32, 649722467), (58, 358467568), (116, 179233784), (232, 89616892), (464, 44808446), (911, 22822304), (928, 22404223), (1822, 11411152), (3644, 5705576), (7288, 2852788), (14576, 1426394), (24593, 845408), (26419, 786976), (29152, 713197), (49186, 422704), (52838, 393488), (98372, 211352), (105676, 196744)]