18973773

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23167}}^1$

素因数の和:23193

約数の個数: 24

約数和(自身を含む): 33732608

約数和(自身を除く): 14758835

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 23167, 69501, 162169, 208503, 301171, 486507, 903513, 1459521, 2108197, 2710539, 6324591, 18973773]

約数ペア:

[(1, 18973773), (3, 6324591), (7, 2710539), (9, 2108197), (13, 1459521), (21, 903513), (39, 486507), (63, 301171), (91, 208503), (117, 162169), (273, 69501), (819, 23167)]