19632315

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 32288256

約数和(自身を除く): 12655941

約数列:

[1, 3, 5, 15, 97, 103, 131, 291, 309, 393, 485, 515, 655, 1455, 1545, 1965, 9991, 12707, 13493, 29973, 38121, 40479, 49955, 63535, 67465, 149865, 190605, 202395, 1308821, 3926463, 6544105, 19632315]

約数ペア:

[(1, 19632315), (3, 6544105), (5, 3926463), (15, 1308821), (97, 202395), (103, 190605), (131, 149865), (291, 67465), (309, 63535), (393, 49955), (485, 40479), (515, 38121), (655, 29973), (1455, 13493), (1545, 12707), (1965, 9991)]