636681728

素因数分解:

$2^9\times {\mathrm{103}}^1\times {\mathrm{12073}}^1$

素因数の和:12194

約数の個数: 40

約数和(自身を含む): 1284577008

約数和(自身を除く): 647895280

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 256, 412, 512, 824, 1648, 3296, 6592, 12073, 13184, 24146, 26368, 48292, 52736, 96584, 193168, 386336, 772672, 1243519, 1545344, 2487038, 3090688, 4974076, 6181376, 9948152, 19896304, 39792608, 79585216, 159170432, 318340864, 636681728]

約数ペア:

[(1, 636681728), (2, 318340864), (4, 159170432), (8, 79585216), (16, 39792608), (32, 19896304), (64, 9948152), (103, 6181376), (128, 4974076), (206, 3090688), (256, 2487038), (412, 1545344), (512, 1243519), (824, 772672), (1648, 386336), (3296, 193168), (6592, 96584), (12073, 52736), (13184, 48292), (24146, 26368)]