18003963

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 27279360

約数和(自身を除く): 9275397

約数列:

[1, 3, 19, 23, 31, 57, 69, 93, 437, 443, 589, 713, 1311, 1329, 1767, 2139, 8417, 10189, 13547, 13733, 25251, 30567, 40641, 41199, 193591, 260927, 315859, 580773, 782781, 947577, 6001321, 18003963]

約数ペア:

[(1, 18003963), (3, 6001321), (19, 947577), (23, 782781), (31, 580773), (57, 315859), (69, 260927), (93, 193591), (437, 41199), (443, 40641), (589, 30567), (713, 25251), (1311, 13733), (1329, 13547), (1767, 10189), (2139, 8417)]