2123456642

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1\times {\mathrm{17077}}^1$

素因数の和:17945

約数の個数: 16

約数和(自身を含む): 3229791360

約数和(自身を除く): 1106334718

約数列:

[1, 2, 79, 158, 787, 1574, 17077, 34154, 62173, 124346, 1349083, 2698166, 13439599, 26879198, 1061728321, 2123456642]

約数ペア:

[(1, 2123456642), (2, 1061728321), (79, 26879198), (158, 13439599), (787, 2698166), (1574, 1349083), (17077, 124346), (34154, 62173)]