20348810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107099}}^1$

素因数の和:107125

約数の個数: 16

約数和(自身を含む): 38556000

約数和(自身を除く): 18207190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 107099, 214198, 535495, 1070990, 2034881, 4069762, 10174405, 20348810]

約数ペア:

[(1, 20348810), (2, 10174405), (5, 4069762), (10, 2034881), (19, 1070990), (38, 535495), (95, 214198), (190, 107099)]