18068973

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 26369568

約数和(自身を除く): 8300595

約数列:

[1, 3, 13, 39, 157, 169, 227, 471, 507, 681, 2041, 2951, 6123, 8853, 26533, 35639, 38363, 79599, 106917, 115089, 463307, 1389921, 6022991, 18068973]

約数ペア:

[(1, 18068973), (3, 6022991), (13, 1389921), (39, 463307), (157, 115089), (169, 106917), (227, 79599), (471, 38363), (507, 35639), (681, 26533), (2041, 8853), (2951, 6123)]