19883703

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8849}}^1$

素因数の和:8966

約数の個数: 16

約数和(自身を含む): 30585600

約数和(自身を除く): 10701897

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 8849, 26547, 61943, 185829, 946843, 2840529, 6627901, 19883703]

約数ペア:

[(1, 19883703), (3, 6627901), (7, 2840529), (21, 946843), (107, 185829), (321, 61943), (749, 26547), (2247, 8849)]