20542067

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6101}}^1$

素因数の和:6158

約数の個数: 16

約数和(自身を含む): 25970112

約数和(自身を除く): 5428045

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 6101, 42707, 79313, 225737, 555191, 1580159, 2934581, 20542067]

約数ペア:

[(1, 20542067), (7, 2934581), (13, 1580159), (37, 555191), (91, 225737), (259, 79313), (481, 42707), (3367, 6101)]