19680813078

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{2741}}^1\times {\mathrm{38603}}^1$

素因数の和:41380

約数の個数: 32

約数和(自身を含む): 40647232512

約数和(自身を除く): 20966419434

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 2741, 5482, 8223, 16446, 38603, 77206, 84971, 115809, 169942, 231618, 254913, 509826, 1196693, 2393386, 3590079, 7180158, 105810823, 211621646, 317432469, 634864938, 3280135513, 6560271026, 9840406539, 19680813078]

約数ペア:

[(1, 19680813078), (2, 9840406539), (3, 6560271026), (6, 3280135513), (31, 634864938), (62, 317432469), (93, 211621646), (186, 105810823), (2741, 7180158), (5482, 3590079), (8223, 2393386), (16446, 1196693), (38603, 509826), (77206, 254913), (84971, 231618), (115809, 169942)]