20635142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2089}}^1$

素因数の和:2551

約数の個数: 16

約数和(自身を含む): 33858000

約数和(自身を除く): 13222858

約数列:

[1, 2, 11, 22, 449, 898, 2089, 4178, 4939, 9878, 22979, 45958, 937961, 1875922, 10317571, 20635142]

約数ペア:

[(1, 20635142), (2, 10317571), (11, 1875922), (22, 937961), (449, 45958), (898, 22979), (2089, 9878), (4178, 4939)]