19681494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4831}}^1$

素因数の和:4940

約数の個数: 32

約数和(自身を含む): 45459456

約数和(自身を除く): 25777962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 4831, 9662, 14493, 28986, 33817, 67634, 101451, 202902, 468607, 937214, 1405821, 2811642, 3280249, 6560498, 9840747, 19681494]

約数ペア:

[(1, 19681494), (2, 9840747), (3, 6560498), (6, 3280249), (7, 2811642), (14, 1405821), (21, 937214), (42, 468607), (97, 202902), (194, 101451), (291, 67634), (582, 33817), (679, 28986), (1358, 14493), (2037, 9662), (4074, 4831)]