19782951

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{9461}}^1$

素因数の和:9522

約数の個数: 16

約数和(自身を含む): 28613088

約数和(自身を除く): 8830137

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 9461, 28383, 160837, 387901, 482511, 1163703, 6594317, 19782951]

約数ペア:

[(1, 19782951), (3, 6594317), (17, 1163703), (41, 482511), (51, 387901), (123, 160837), (697, 28383), (2091, 9461)]