20638386

素因数分解:

$2^1\times 3^2\times {\mathrm{227}}^1\times {\mathrm{5051}}^1$

素因数の和:5286

約数の個数: 24

約数和(自身を含む): 44922384

約数和(自身を除く): 24283998

約数列:

[1, 2, 3, 6, 9, 18, 227, 454, 681, 1362, 2043, 4086, 5051, 10102, 15153, 30306, 45459, 90918, 1146577, 2293154, 3439731, 6879462, 10319193, 20638386]

約数ペア:

[(1, 20638386), (2, 10319193), (3, 6879462), (6, 3439731), (9, 2293154), (18, 1146577), (227, 90918), (454, 45459), (681, 30306), (1362, 15153), (2043, 10102), (4086, 5051)]