18676768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 40600224

約数和(自身を除く): 21923456

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 97, 176, 194, 352, 388, 547, 776, 1067, 1094, 1552, 2134, 2188, 3104, 4268, 4376, 6017, 8536, 8752, 12034, 17072, 17504, 24068, 34144, 48136, 53059, 96272, 106118, 192544, 212236, 424472, 583649, 848944, 1167298, 1697888, 2334596, 4669192, 9338384, 18676768]

約数ペア:

[(1, 18676768), (2, 9338384), (4, 4669192), (8, 2334596), (11, 1697888), (16, 1167298), (22, 848944), (32, 583649), (44, 424472), (88, 212236), (97, 192544), (176, 106118), (194, 96272), (352, 53059), (388, 48136), (547, 34144), (776, 24068), (1067, 17504), (1094, 17072), (1552, 12034), (2134, 8752), (2188, 8536), (3104, 6017), (4268, 4376)]