20687916

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{20771}}^1$

素因数の和:20861

約数の個数: 24

約数和(自身を含む): 48855744

約数和(自身を除く): 28167828

約数列:

[1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 20771, 41542, 62313, 83084, 124626, 249252, 1723993, 3447986, 5171979, 6895972, 10343958, 20687916]

約数ペア:

[(1, 20687916), (2, 10343958), (3, 6895972), (4, 5171979), (6, 3447986), (12, 1723993), (83, 249252), (166, 124626), (249, 83084), (332, 62313), (498, 41542), (996, 20771)]