18645473

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{523}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 23341056

約数和(自身を除く): 4695583

約数列:

[1, 7, 11, 77, 463, 523, 3241, 3661, 5093, 5753, 35651, 40271, 242149, 1695043, 2663639, 18645473]

約数ペア:

[(1, 18645473), (7, 2663639), (11, 1695043), (77, 242149), (463, 40271), (523, 35651), (3241, 5753), (3661, 5093)]