18198666220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1193}}^1\times {\mathrm{108961}}^1$

素因数の和:110170

約数の個数: 48

約数和(自身を含む): 43713811008

約数和(自身を除く): 25515144788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1193, 2386, 4772, 5965, 8351, 11930, 16702, 23860, 33404, 41755, 83510, 108961, 167020, 217922, 435844, 544805, 762727, 1089610, 1525454, 2179220, 3050908, 3813635, 7627270, 15254540, 129990473, 259980946, 519961892, 649952365, 909933311, 1299904730, 1819866622, 2599809460, 3639733244, 4549666555, 9099333110, 18198666220]

約数ペア:

[(1, 18198666220), (2, 9099333110), (4, 4549666555), (5, 3639733244), (7, 2599809460), (10, 1819866622), (14, 1299904730), (20, 909933311), (28, 649952365), (35, 519961892), (70, 259980946), (140, 129990473), (1193, 15254540), (2386, 7627270), (4772, 3813635), (5965, 3050908), (8351, 2179220), (11930, 1525454), (16702, 1089610), (23860, 762727), (33404, 544805), (41755, 435844), (83510, 217922), (108961, 167020)]