18979005

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66593}}^1$

素因数の和:66620

約数の個数: 16

約数和(自身を含む): 31965120

約数和(自身を除く): 12986115

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 66593, 199779, 332965, 998895, 1265267, 3795801, 6326335, 18979005]

約数ペア:

[(1, 18979005), (3, 6326335), (5, 3795801), (15, 1265267), (19, 998895), (57, 332965), (95, 199779), (285, 66593)]