18019444

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 32712680

約数和(自身を除く): 14693236

約数列:

[1, 2, 4, 37, 74, 109, 148, 218, 436, 1117, 2234, 4033, 4468, 8066, 16132, 41329, 82658, 121753, 165316, 243506, 487012, 4504861, 9009722, 18019444]

約数ペア:

[(1, 18019444), (2, 9009722), (4, 4504861), (37, 487012), (74, 243506), (109, 165316), (148, 121753), (218, 82658), (436, 41329), (1117, 16132), (2234, 8066), (4033, 4468)]