9720666

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 22719840

約数和(自身を除く): 12999174

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 661, 774, 817, 1322, 1634, 1983, 2451, 3966, 4902, 5949, 7353, 11898, 12559, 14706, 25118, 28423, 37677, 56846, 75354, 85269, 113031, 170538, 226062, 255807, 511614, 540037, 1080074, 1620111, 3240222, 4860333, 9720666]

約数ペア:

[(1, 9720666), (2, 4860333), (3, 3240222), (6, 1620111), (9, 1080074), (18, 540037), (19, 511614), (38, 255807), (43, 226062), (57, 170538), (86, 113031), (114, 85269), (129, 75354), (171, 56846), (258, 37677), (342, 28423), (387, 25118), (661, 14706), (774, 12559), (817, 11898), (1322, 7353), (1634, 5949), (1983, 4902), (2451, 3966)]