18251968

素因数分解:

$2^6\times 7^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 41842944

約数和(自身を除く): 23590976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 131, 224, 262, 311, 448, 524, 622, 917, 1048, 1244, 1834, 2096, 2177, 2488, 3668, 4192, 4354, 4976, 7336, 8384, 8708, 9952, 14672, 17416, 19904, 29344, 34832, 40741, 58688, 69664, 81482, 139328, 162964, 285187, 325928, 570374, 651856, 1140748, 1303712, 2281496, 2607424, 4562992, 9125984, 18251968]

約数ペア:

[(1, 18251968), (2, 9125984), (4, 4562992), (7, 2607424), (8, 2281496), (14, 1303712), (16, 1140748), (28, 651856), (32, 570374), (56, 325928), (64, 285187), (112, 162964), (131, 139328), (224, 81482), (262, 69664), (311, 58688), (448, 40741), (524, 34832), (622, 29344), (917, 19904), (1048, 17416), (1244, 14672), (1834, 9952), (2096, 8708), (2177, 8384), (2488, 7336), (3668, 4976), (4192, 4354)]