20154873

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 27466560

約数和(自身を除く): 7311687

約数列:

[1, 3, 67, 197, 201, 509, 591, 1527, 13199, 34103, 39597, 100273, 102309, 300819, 6718291, 20154873]

約数ペア:

[(1, 20154873), (3, 6718291), (67, 300819), (197, 102309), (201, 100273), (509, 39597), (591, 34103), (1527, 13199)]