20657892

素因数分解:

$2^2\times 3^1\times {\mathrm{181}}^1\times {\mathrm{9511}}^1$

素因数の和:9699

約数の個数: 24

約数和(自身を含む): 48473152

約数和(自身を除く): 27815260

約数列:

[1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172, 9511, 19022, 28533, 38044, 57066, 114132, 1721491, 3442982, 5164473, 6885964, 10328946, 20657892]

約数ペア:

[(1, 20657892), (2, 10328946), (3, 6885964), (4, 5164473), (6, 3442982), (12, 1721491), (181, 114132), (362, 57066), (543, 38044), (724, 28533), (1086, 19022), (2172, 9511)]