18980493553398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{505903661}}^1$

素因数の和:505903729

約数の個数: 48

約数和(自身を含む): 42216648786576

約数和(自身を除く): 23236155233178

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 169, 222, 338, 481, 507, 962, 1014, 1443, 2886, 6253, 12506, 18759, 37518, 505903661, 1011807322, 1517710983, 3035421966, 6576747593, 13153495186, 18718435457, 19730242779, 37436870914, 39460485558, 56155306371, 85497718709, 112310612742, 170995437418, 243339660941, 256493156127, 486679321882, 512986312254, 730018982823, 1460037965646, 3163415592233, 6326831184466, 9490246776699, 18980493553398]

約数ペア:

[(1, 18980493553398), (2, 9490246776699), (3, 6326831184466), (6, 3163415592233), (13, 1460037965646), (26, 730018982823), (37, 512986312254), (39, 486679321882), (74, 256493156127), (78, 243339660941), (111, 170995437418), (169, 112310612742), (222, 85497718709), (338, 56155306371), (481, 39460485558), (507, 37436870914), (962, 19730242779), (1014, 18718435457), (1443, 13153495186), (2886, 6576747593), (6253, 3035421966), (12506, 1517710983), (18759, 1011807322), (37518, 505903661)]