18722502

素因数分解:

$2^1\times 3^4\times {\mathrm{115571}}^1$

素因数の和:115585

約数の個数: 20

約数和(自身を含む): 41952636

約数和(自身を除く): 23230134

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 115571, 231142, 346713, 693426, 1040139, 2080278, 3120417, 6240834, 9361251, 18722502]

約数ペア:

[(1, 18722502), (2, 9361251), (3, 6240834), (6, 3120417), (9, 2080278), (18, 1040139), (27, 693426), (54, 346713), (81, 231142), (162, 115571)]