18453184

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 56

約数和(自身を含む): 38624256

約数和(自身を除く): 20171072

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 131, 142, 248, 262, 284, 496, 524, 568, 992, 1048, 1136, 1984, 2096, 2201, 2272, 4061, 4192, 4402, 4544, 8122, 8384, 8804, 9301, 16244, 17608, 18602, 32488, 35216, 37204, 64976, 70432, 74408, 129952, 140864, 148816, 259904, 288331, 297632, 576662, 595264, 1153324, 2306648, 4613296, 9226592, 18453184]

約数ペア:

[(1, 18453184), (2, 9226592), (4, 4613296), (8, 2306648), (16, 1153324), (31, 595264), (32, 576662), (62, 297632), (64, 288331), (71, 259904), (124, 148816), (131, 140864), (142, 129952), (248, 74408), (262, 70432), (284, 64976), (496, 37204), (524, 35216), (568, 32488), (992, 18602), (1048, 17608), (1136, 16244), (1984, 9301), (2096, 8804), (2201, 8384), (2272, 8122), (4061, 4544), (4192, 4402)]