19990098

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8609}}^1$

素因数の和:8663

約数の個数: 32

約数和(自身を含む): 45460800

約数和(自身を除く): 25470702

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 8609, 17218, 25827, 51654, 77481, 154962, 232443, 370187, 464886, 740374, 1110561, 2221122, 3331683, 6663366, 9995049, 19990098]

約数ペア:

[(1, 19990098), (2, 9995049), (3, 6663366), (6, 3331683), (9, 2221122), (18, 1110561), (27, 740374), (43, 464886), (54, 370187), (86, 232443), (129, 154962), (258, 77481), (387, 51654), (774, 25827), (1161, 17218), (2322, 8609)]