20120166

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 47855808

約数和(自身を除く): 27735642

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 307, 331, 614, 662, 921, 993, 1842, 1986, 2763, 2979, 3377, 3641, 5526, 5958, 6754, 7282, 10131, 10923, 20262, 21846, 30393, 32769, 60786, 65538, 101617, 203234, 304851, 609702, 914553, 1117787, 1829106, 2235574, 3353361, 6706722, 10060083, 20120166]

約数ペア:

[(1, 20120166), (2, 10060083), (3, 6706722), (6, 3353361), (9, 2235574), (11, 1829106), (18, 1117787), (22, 914553), (33, 609702), (66, 304851), (99, 203234), (198, 101617), (307, 65538), (331, 60786), (614, 32769), (662, 30393), (921, 21846), (993, 20262), (1842, 10923), (1986, 10131), (2763, 7282), (2979, 6754), (3377, 5958), (3641, 5526)]