19753654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7121}}^1$

素因数の和:7215

約数の個数: 16

約数和(自身を含む): 31621680

約数和(自身を除く): 11868026

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 7121, 14242, 135299, 270598, 519833, 1039666, 9876827, 19753654]

約数ペア:

[(1, 19753654), (2, 9876827), (19, 1039666), (38, 519833), (73, 270598), (146, 135299), (1387, 14242), (2774, 7121)]