19118957

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5813}}^1$

素因数の和:5860

約数の個数: 16

約数和(自身を含む): 23442048

約数和(自身を除く): 4323091

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 5813, 63943, 75569, 133699, 831259, 1470689, 1738087, 19118957]

約数ペア:

[(1, 19118957), (11, 1738087), (13, 1470689), (23, 831259), (143, 133699), (253, 75569), (299, 63943), (3289, 5813)]