19007205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1153}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 35007744

約数和(自身を除く): 16000539

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 157, 471, 785, 1099, 1153, 2355, 3297, 3459, 5495, 5765, 8071, 16485, 17295, 24213, 40355, 121065, 181021, 543063, 905105, 1267147, 2715315, 3801441, 6335735, 19007205]

約数ペア:

[(1, 19007205), (3, 6335735), (5, 3801441), (7, 2715315), (15, 1267147), (21, 905105), (35, 543063), (105, 181021), (157, 121065), (471, 40355), (785, 24213), (1099, 17295), (1153, 16485), (2355, 8071), (3297, 5765), (3459, 5495)]