18888691713

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1\times {\mathrm{653}}^1\times {\mathrm{661}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 26184695040

約数和(自身を除く): 7296003327

約数列:

[1, 3, 29, 87, 503, 653, 661, 1509, 1959, 1983, 14587, 18937, 19169, 43761, 56811, 57507, 328459, 332483, 431633, 985377, 997449, 1294899, 9525311, 9642007, 12517357, 28575933, 28926021, 37552071, 217111399, 651334197, 6296230571, 18888691713]

約数ペア:

[(1, 18888691713), (3, 6296230571), (29, 651334197), (87, 217111399), (503, 37552071), (653, 28926021), (661, 28575933), (1509, 12517357), (1959, 9642007), (1983, 9525311), (14587, 1294899), (18937, 997449), (19169, 985377), (43761, 431633), (56811, 332483), (57507, 328459)]