2007978482

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{2689}}^1$

素因数の和:3210

約数の個数: 32

約数和(自身を含む): 3252532800

約数和(自身を除く): 1244554318

約数列:

[1, 2, 19, 38, 43, 86, 457, 817, 914, 1634, 2689, 5378, 8683, 17366, 19651, 39302, 51091, 102182, 115627, 231254, 373369, 746738, 1228873, 2196913, 2457746, 4393826, 23348587, 46697174, 52841539, 105683078, 1003989241, 2007978482]

約数ペア:

[(1, 2007978482), (2, 1003989241), (19, 105683078), (38, 52841539), (43, 46697174), (86, 23348587), (457, 4393826), (817, 2457746), (914, 2196913), (1634, 1228873), (2689, 746738), (5378, 373369), (8683, 231254), (17366, 115627), (19651, 102182), (39302, 51091)]