20120853909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{512333}}^1$

素因数の和:512421

約数の個数: 32

約数和(自身を含む): 30985960320

約数和(自身を除く): 10865106411

約数列:

[1, 3, 13, 19, 39, 53, 57, 159, 247, 689, 741, 1007, 2067, 3021, 13091, 39273, 512333, 1536999, 6660329, 9734327, 19980987, 27153649, 29202981, 81460947, 126546251, 352997437, 379638753, 515919331, 1058992311, 1547757993, 6706951303, 20120853909]

約数ペア:

[(1, 20120853909), (3, 6706951303), (13, 1547757993), (19, 1058992311), (39, 515919331), (53, 379638753), (57, 352997437), (159, 126546251), (247, 81460947), (689, 29202981), (741, 27153649), (1007, 19980987), (2067, 9734327), (3021, 6660329), (13091, 1536999), (39273, 512333)]