18845486514

素因数分解:

$2^1\times 3^3\times {\mathrm{1609}}^1\times {\mathrm{216899}}^1$

素因数の和:218519

約数の個数: 32

約数和(自身を含む): 41905080000

約数和(自身を除く): 23059593486

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1609, 3218, 4827, 9654, 14481, 28962, 43443, 86886, 216899, 433798, 650697, 1301394, 1952091, 3904182, 5856273, 11712546, 348990491, 697980982, 1046971473, 2093942946, 3140914419, 6281828838, 9422743257, 18845486514]

約数ペア:

[(1, 18845486514), (2, 9422743257), (3, 6281828838), (6, 3140914419), (9, 2093942946), (18, 1046971473), (27, 697980982), (54, 348990491), (1609, 11712546), (3218, 5856273), (4827, 3904182), (9654, 1952091), (14481, 1301394), (28962, 650697), (43443, 433798), (86886, 216899)]