1811397458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1\times {\mathrm{1553}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 2961339696

約数和(自身を除く): 1149942238

約数列:

[1, 2, 13, 26, 113, 226, 397, 794, 1469, 1553, 2938, 3106, 5161, 10322, 20189, 40378, 44861, 89722, 175489, 350978, 583193, 616541, 1166386, 1233082, 2281357, 4562714, 8015033, 16030066, 69669133, 139338266, 905698729, 1811397458]

約数ペア:

[(1, 1811397458), (2, 905698729), (13, 139338266), (26, 69669133), (113, 16030066), (226, 8015033), (397, 4562714), (794, 2281357), (1469, 1233082), (1553, 1166386), (2938, 616541), (3106, 583193), (5161, 350978), (10322, 175489), (20189, 89722), (40378, 44861)]