18717304

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1171

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 18054536

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 1063, 2126, 2201, 4252, 4402, 8504, 8804, 17608, 32953, 65906, 75473, 131812, 150946, 263624, 301892, 603784, 2339663, 4679326, 9358652, 18717304]

約数ペア:

[(1, 18717304), (2, 9358652), (4, 4679326), (8, 2339663), (31, 603784), (62, 301892), (71, 263624), (124, 150946), (142, 131812), (248, 75473), (284, 65906), (568, 32953), (1063, 17608), (2126, 8804), (2201, 8504), (4252, 4402)]