19853946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157571}}^1$

素因数の和:157586

約数の個数: 24

約数和(自身を含む): 49162464

約数和(自身を除く): 29308518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157571, 315142, 472713, 945426, 1102997, 1418139, 2205994, 2836278, 3308991, 6617982, 9926973, 19853946]

約数ペア:

[(1, 19853946), (2, 9926973), (3, 6617982), (6, 3308991), (7, 2836278), (9, 2205994), (14, 1418139), (18, 1102997), (21, 945426), (42, 472713), (63, 315142), (126, 157571)]