20534787

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25073}}^1$

素因数の和:25099

約数の個数: 24

約数和(自身を含む): 36507744

約数和(自身を除く): 15972957

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 25073, 75219, 175511, 225657, 325949, 526533, 977847, 1579599, 2281643, 2933541, 6844929, 20534787]

約数ペア:

[(1, 20534787), (3, 6844929), (7, 2933541), (9, 2281643), (13, 1579599), (21, 977847), (39, 526533), (63, 325949), (91, 225657), (117, 175511), (273, 75219), (819, 25073)]