18608856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 53498880

約数和(自身を除く): 34890024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 431, 514, 771, 862, 1028, 1293, 1542, 1724, 1799, 2056, 2586, 3017, 3084, 3448, 3598, 5172, 5397, 6034, 6168, 7196, 9051, 10344, 10794, 12068, 14392, 18102, 21588, 24136, 36204, 43176, 72408, 110767, 221534, 332301, 443068, 664602, 775369, 886136, 1329204, 1550738, 2326107, 2658408, 3101476, 4652214, 6202952, 9304428, 18608856]

約数ペア:

[(1, 18608856), (2, 9304428), (3, 6202952), (4, 4652214), (6, 3101476), (7, 2658408), (8, 2326107), (12, 1550738), (14, 1329204), (21, 886136), (24, 775369), (28, 664602), (42, 443068), (56, 332301), (84, 221534), (168, 110767), (257, 72408), (431, 43176), (514, 36204), (771, 24136), (862, 21588), (1028, 18102), (1293, 14392), (1542, 12068), (1724, 10794), (1799, 10344), (2056, 9051), (2586, 7196), (3017, 6168), (3084, 6034), (3448, 5397), (3598, 5172)]