19401438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{809}}^1$

素因数の和:1392

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 25077282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 571, 809, 1142, 1618, 1713, 2427, 3426, 3997, 4854, 5663, 7994, 11326, 11991, 16989, 23982, 33978, 461939, 923878, 1385817, 2771634, 3233573, 6467146, 9700719, 19401438]

約数ペア:

[(1, 19401438), (2, 9700719), (3, 6467146), (6, 3233573), (7, 2771634), (14, 1385817), (21, 923878), (42, 461939), (571, 33978), (809, 23982), (1142, 16989), (1618, 11991), (1713, 11326), (2427, 7994), (3426, 5663), (3997, 4854)]