19821184

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9109}}^1$

素因数の和:9140

約数の個数: 32

約数和(自身を含む): 41814900

約数和(自身を除く): 21993716

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9109, 18218, 36436, 72872, 145744, 154853, 291488, 309706, 582976, 619412, 1165952, 1238824, 2477648, 4955296, 9910592, 19821184]

約数ペア:

[(1, 19821184), (2, 9910592), (4, 4955296), (8, 2477648), (16, 1238824), (17, 1165952), (32, 619412), (34, 582976), (64, 309706), (68, 291488), (128, 154853), (136, 145744), (272, 72872), (544, 36436), (1088, 18218), (2176, 9109)]