19618380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{108991}}^1$

素因数の和:109006

約数の個数: 36

約数和(自身を含む): 59509632

約数和(自身を除く): 39891252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 108991, 217982, 326973, 435964, 544955, 653946, 980919, 1089910, 1307892, 1634865, 1961838, 2179820, 3269730, 3923676, 4904595, 6539460, 9809190, 19618380]

約数ペア:

[(1, 19618380), (2, 9809190), (3, 6539460), (4, 4904595), (5, 3923676), (6, 3269730), (9, 2179820), (10, 1961838), (12, 1634865), (15, 1307892), (18, 1089910), (20, 980919), (30, 653946), (36, 544955), (45, 435964), (60, 326973), (90, 217982), (180, 108991)]