18344128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 40379904

約数和(自身を除く): 22035776

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 142, 176, 284, 352, 367, 568, 704, 734, 781, 1136, 1468, 1562, 2272, 2936, 3124, 4037, 4544, 5872, 6248, 8074, 11744, 12496, 16148, 23488, 24992, 26057, 32296, 49984, 52114, 64592, 104228, 129184, 208456, 258368, 286627, 416912, 573254, 833824, 1146508, 1667648, 2293016, 4586032, 9172064, 18344128]

約数ペア:

[(1, 18344128), (2, 9172064), (4, 4586032), (8, 2293016), (11, 1667648), (16, 1146508), (22, 833824), (32, 573254), (44, 416912), (64, 286627), (71, 258368), (88, 208456), (142, 129184), (176, 104228), (284, 64592), (352, 52114), (367, 49984), (568, 32296), (704, 26057), (734, 24992), (781, 23488), (1136, 16148), (1468, 12496), (1562, 11744), (2272, 8074), (2936, 6248), (3124, 5872), (4037, 4544)]