20386565

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2383}}^1$

素因数の和:2476

約数の個数: 16

約数和(自身を含む): 25747200

約数和(自身を除く): 5360635

約数列:

[1, 5, 29, 59, 145, 295, 1711, 2383, 8555, 11915, 69107, 140597, 345535, 702985, 4077313, 20386565]

約数ペア:

[(1, 20386565), (5, 4077313), (29, 702985), (59, 345535), (145, 140597), (295, 69107), (1711, 11915), (2383, 8555)]