18733858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2170

約数の個数: 32

約数和(自身を含む): 34094592

約数和(自身を除く): 15360734

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 2113, 4226, 4433, 8866, 23243, 27469, 46486, 54938, 65503, 131006, 302159, 604318, 720533, 851539, 1441066, 1703078, 9366929, 18733858]

約数ペア:

[(1, 18733858), (2, 9366929), (11, 1703078), (13, 1441066), (22, 851539), (26, 720533), (31, 604318), (62, 302159), (143, 131006), (286, 65503), (341, 54938), (403, 46486), (682, 27469), (806, 23243), (2113, 8866), (4226, 4433)]