19389420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107719}}^1$

素因数の和:107734

約数の個数: 36

約数和(自身を含む): 58815120

約数和(自身を除く): 39425700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 107719, 215438, 323157, 430876, 538595, 646314, 969471, 1077190, 1292628, 1615785, 1938942, 2154380, 3231570, 3877884, 4847355, 6463140, 9694710, 19389420]

約数ペア:

[(1, 19389420), (2, 9694710), (3, 6463140), (4, 4847355), (5, 3877884), (6, 3231570), (9, 2154380), (10, 1938942), (12, 1615785), (15, 1292628), (18, 1077190), (20, 969471), (30, 646314), (36, 538595), (45, 430876), (60, 323157), (90, 215438), (180, 107719)]