20213305895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{27529}}^1$

素因数の和:27743

約数の個数: 32

約数和(自身を含む): 26164512000

約数和(自身を除く): 5951206105

約数列:

[1, 5, 19, 59, 95, 131, 295, 655, 1121, 2489, 5605, 7729, 12445, 27529, 38645, 137645, 146851, 523051, 734255, 1624211, 2615255, 3606299, 8121055, 18031495, 30860009, 68519681, 154300045, 212771641, 342598405, 1063858205, 4042661179, 20213305895]

約数ペア:

[(1, 20213305895), (5, 4042661179), (19, 1063858205), (59, 342598405), (95, 212771641), (131, 154300045), (295, 68519681), (655, 30860009), (1121, 18031495), (2489, 8121055), (5605, 3606299), (7729, 2615255), (12445, 1624211), (27529, 734255), (38645, 523051), (137645, 146851)]