20123809836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4161251}}^1$

素因数の和:4161302

約数の個数: 48

約数和(自身を含む): 52198745088

約数和(自身を除く): 32074935252

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 4161251, 8322502, 12483753, 16645004, 24967506, 49935012, 54096263, 108192526, 128998781, 162288789, 216385052, 257997562, 324577578, 386996343, 515995124, 649155156, 773992686, 1547985372, 1676984153, 3353968306, 5030952459, 6707936612, 10061904918, 20123809836]

約数ペア:

[(1, 20123809836), (2, 10061904918), (3, 6707936612), (4, 5030952459), (6, 3353968306), (12, 1676984153), (13, 1547985372), (26, 773992686), (31, 649155156), (39, 515995124), (52, 386996343), (62, 324577578), (78, 257997562), (93, 216385052), (124, 162288789), (156, 128998781), (186, 108192526), (372, 54096263), (403, 49935012), (806, 24967506), (1209, 16645004), (1612, 12483753), (2418, 8322502), (4836, 4161251)]