18971776

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{1439}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 38188800

約数和(自身を除く): 19217024

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 412, 824, 1439, 1648, 2878, 3296, 5756, 6592, 11512, 13184, 23024, 46048, 92096, 148217, 184192, 296434, 592868, 1185736, 2371472, 4742944, 9485888, 18971776]

約数ペア:

[(1, 18971776), (2, 9485888), (4, 4742944), (8, 2371472), (16, 1185736), (32, 592868), (64, 296434), (103, 184192), (128, 148217), (206, 92096), (412, 46048), (824, 23024), (1439, 13184), (1648, 11512), (2878, 6592), (3296, 5756)]