18386628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2741}}^1$

素因数の和:2804

約数の個数: 48

約数和(自身を含む): 47294016

約数和(自身を除く): 28907388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 2741, 3354, 5482, 6708, 8223, 10964, 16446, 32892, 35633, 71266, 106899, 117863, 142532, 213798, 235726, 353589, 427596, 471452, 707178, 1414356, 1532219, 3064438, 4596657, 6128876, 9193314, 18386628]

約数ペア:

[(1, 18386628), (2, 9193314), (3, 6128876), (4, 4596657), (6, 3064438), (12, 1532219), (13, 1414356), (26, 707178), (39, 471452), (43, 427596), (52, 353589), (78, 235726), (86, 213798), (129, 142532), (156, 117863), (172, 106899), (258, 71266), (516, 35633), (559, 32892), (1118, 16446), (1677, 10964), (2236, 8223), (2741, 6708), (3354, 5482)]