18872823

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4093}}^1$

素因数の和:4178

約数の個数: 16

約数和(自身を含む): 26529120

約数和(自身を除く): 7656297

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4093, 4611, 12279, 118697, 216929, 356091, 650787, 6290941, 18872823]

約数ペア:

[(1, 18872823), (3, 6290941), (29, 650787), (53, 356091), (87, 216929), (159, 118697), (1537, 12279), (4093, 4611)]