20159664693

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56469649}}^1$

素因数の和:56469676

約数の個数: 16

約数和(自身を含む): 32526518400

約数和(自身を除く): 12366853707

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56469649, 169408947, 395287543, 959984033, 1185862629, 2879952099, 6719888231, 20159664693]

約数ペア:

[(1, 20159664693), (3, 6719888231), (7, 2879952099), (17, 1185862629), (21, 959984033), (51, 395287543), (119, 169408947), (357, 56469649)]