128021886

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{374333}}^1$

素因数の和:374360

約数の個数: 24

約数和(自身を含む): 291980520

約数和(自身を除く): 163958634

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 374333, 748666, 1122999, 2245998, 3368997, 6737994, 7112327, 14224654, 21336981, 42673962, 64010943, 128021886]

約数ペア:

[(1, 128021886), (2, 64010943), (3, 42673962), (6, 21336981), (9, 14224654), (18, 7112327), (19, 6737994), (38, 3368997), (57, 2245998), (114, 1122999), (171, 748666), (342, 374333)]