19328877

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 29203200

約数和(自身を除く): 9874323

約数列:

[1, 3, 9, 29, 87, 103, 261, 309, 719, 927, 2157, 2987, 6471, 8961, 20851, 26883, 62553, 74057, 187659, 222171, 666513, 2147653, 6442959, 19328877]

約数ペア:

[(1, 19328877), (3, 6442959), (9, 2147653), (29, 666513), (87, 222171), (103, 187659), (261, 74057), (309, 62553), (719, 26883), (927, 20851), (2157, 8961), (2987, 6471)]