18743349

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1289}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 25882560

約数和(自身を除く): 7139211

約数列:

[1, 3, 37, 111, 131, 393, 1289, 3867, 4847, 14541, 47693, 143079, 168859, 506577, 6247783, 18743349]

約数ペア:

[(1, 18743349), (3, 6247783), (37, 506577), (111, 168859), (131, 143079), (393, 47693), (1289, 14541), (3867, 4847)]